{"product_id":"100-piece-4-1-2-t27-high-density-zirconia-flap-disc-bundle-free-angle-grinder","title":"100-piece 4-1\/2\" T27 High Density Zirconia Flap Disc Bundle + Free Angle Grinder","description":"\u003cul class=\"product_tab_items_list\"\u003e\n\u003cli\u003e\u003ca href=\"#Application\"\u003eProduct Specification\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#Shipping\"\u003eShipping\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#Refund\"\u003eRefund\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv id=\"Application\"\u003e\u003c\/div\u003e\n\u003ch2 class=\"tab_name_items\"\u003eProduct Specification\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003e100-PIECE 4-1\/2\" T27 HIGH DENSITY ZIRCONIA FLAP DISC BUNDLE + FREE ANGLE GRINDER\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eHoliday Bundle — Get the $83.99 Benchmark Abrasives 4-1\/2\" Angle Grinder FREE\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eStock the shop with 100 of our premium 4-1\/2\" x 7\/8\" T27 high density zirconia flap discs and get the Benchmark Abrasives 4-1\/2\" corded angle grinder to run them FREE. This limited holiday bundle includes four essential grits for everything from aggressive stock removal and weld grinding to blending and finer surface finishing — all at the same price as the 100 flap discs alone.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eThe bundle includes \u003cb\u003e30 discs each in 40, 60, and 80 grit, plus 10 discs in 120 grit,\u003c\/b\u003e giving you a practical assortment for multiple stages of grinding and finishing. These High Density flap discs are manufactured with premium European zirconia abrasive cloth and contain approximately \u003cb\u003e40% more abrasive material than our regular-density flap discs.\u003c\/b\u003e The thicker Jumbo construction provides increased usable abrasive while the layered flap design continually exposes fresh zirconia grain as the disc wears.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eThe included Benchmark Abrasives 4-1\/2\" Corded Angle Grinder delivers \u003cb\u003e11,000 RPM from a powerful 7-amp motor,\u003c\/b\u003e giving you a complete grinding system ready for fabrication, weld cleanup, blending, shaping, and finishing right out of the box.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eHoliday Bundle Price: $251.90\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eCombined Individual Value: $335.89\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eYou Save: $83.99 — The 4-1\/2\" Angle Grinder Is FREE\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eBundle Contents\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e100 Total High Density Zirconia Flap Discs:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e30 × 40 Grit\u003c\/strong\u003e — Aggressive grinding and heavy stock removal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e30 × 60 Grit\u003c\/strong\u003e — General-purpose grinding and weld blending\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e30 × 80 Grit\u003c\/strong\u003e — Blending and surface refinement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 × 120 Grit\u003c\/strong\u003e — Fine blending and finishing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003ePLUS:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e1 × Benchmark Abrasives 4-1\/2\" Corded Angle Grinder — FREE\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eFlap Disc Specifications\u003c\/b\u003e\u003c\/p\u003e\n\u003cdiv class=\"spec-table-wrap\"\u003e\n\u003ctable class=\"spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003e100 Flap Discs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiameter\u003c\/td\u003e\n\u003ctd\u003e4-1\/2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eArbor\u003c\/td\u003e\n\u003ctd\u003e7\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShape\u003c\/td\u003e\n\u003ctd\u003eT27 Flat Face\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003eHigh Density \/ Jumbo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThickness\u003c\/td\u003e\n\u003ctd\u003e1\/2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAbrasive Grain\u003c\/td\u003e\n\u003ctd\u003eZirconia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrits Included\u003c\/td\u003e\n\u003ctd\u003e40, 60, 80 \u0026amp; 120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrit Quantities\u003c\/td\u003e\n\u003ctd\u003e30 × 40, 30 × 60, 30 × 80, 10 × 120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBacking\u003c\/td\u003e\n\u003ctd\u003eX-Weight Polycotton Cloth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum RPM\u003c\/td\u003e\n\u003ctd\u003e13,300 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUse\u003c\/td\u003e\n\u003ctd\u003eDry Use Only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e4-1\/2\" Angle Grinder Specifications\u003c\/b\u003e\u003c\/p\u003e\n\u003cdiv class=\"spec-table-wrap\"\u003e\n\u003ctable class=\"spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTool\u003c\/td\u003e\n\u003ctd\u003eBenchmark Abrasives 4-1\/2\" Corded Angle Grinder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTool Part Number\u003c\/td\u003e\n\u003ctd\u003eBMT-AGBC4570_1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower\u003c\/td\u003e\n\u003ctd\u003eCorded Electric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e120V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency\u003c\/td\u003e\n\u003ctd\u003e60Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor\u003c\/td\u003e\n\u003ctd\u003e7 Amp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Speed\u003c\/td\u003e\n\u003ctd\u003e11,000 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWheel Diameter\u003c\/td\u003e\n\u003ctd\u003e4-1\/2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpindle Thread\u003c\/td\u003e\n\u003ctd\u003e5\/8\"-11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Cord\u003c\/td\u003e\n\u003ctd\u003e6.5 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Accessories\u003c\/td\u003e\n\u003ctd\u003eSpanner Wrench \u0026amp; Replacement Brushes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eFeatures\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eHigh Density Zirconia Flap Discs\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e100 premium High Density \/ Jumbo flap discs\u003c\/li\u003e\n\u003cli\u003eFour-grit assortment for aggressive grinding through fine blending\u003c\/li\u003e\n\u003cli\u003e30 discs each in 40, 60, and 80 grit\u003c\/li\u003e\n\u003cli\u003e10 discs in 120 grit\u003c\/li\u003e\n\u003cli\u003ePremium European zirconia abrasive cloth\u003c\/li\u003e\n\u003cli\u003eApproximately 40% more abrasive material than our regular-density flap discs\u003c\/li\u003e\n\u003cli\u003eSelf-sharpening zirconia grain continually exposes fresh cutting edges\u003c\/li\u003e\n\u003cli\u003eHigh Density construction provides increased usable abrasive\u003c\/li\u003e\n\u003cli\u003eLayered flap design wears gradually while exposing fresh abrasive\u003c\/li\u003e\n\u003cli\u003eX-weight polycotton backing provides strength and flexibility\u003c\/li\u003e\n\u003cli\u003e13,300 RPM maximum operating speed\u003c\/li\u003e\n\u003cli\u003eT27 flat-face design for excellent control on contoured and non-flat surfaces\u003c\/li\u003e\n\u003cli\u003eDesigned for use on 4-1\/2\" and compatible 5\" angle grinders\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eBenchmark Abrasives 4-1\/2\" Corded Angle Grinder\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePowerful 7-amp motor\u003c\/li\u003e\n\u003cli\u003e11,000 RPM operating speed\u003c\/li\u003e\n\u003cli\u003e120V corded design for consistent power\u003c\/li\u003e\n\u003cli\u003eCompact 4-1\/2\" grinder platform\u003c\/li\u003e\n\u003cli\u003eStandard 5\/8\"-11 threaded spindle\u003c\/li\u003e\n\u003cli\u003e6.5-foot power cord\u003c\/li\u003e\n\u003cli\u003eRugged housing for demanding shop and fabrication environments\u003c\/li\u003e\n\u003cli\u003eCompatible with Benchmark Abrasives flap discs, grinding wheels, cut-off wheels, and other properly rated accessories\u003c\/li\u003e\n\u003cli\u003eSpanner wrench and replacement brushes included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eApplications \u0026amp; Performance\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThis holiday bundle is built for welders, fabricators, metalworkers, maintenance departments, automotive professionals, contractors, and anyone who uses flap discs regularly and wants a complete grinding setup with plenty of abrasive inventory on hand.\u003c\/p\u003e\n\u003cp\u003e\u003cimg class=\"inforaphic_image\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1592\/5457\/files\/100-piece_4-1-2_T27_HD_Zirconia_Flap_Disc_Bundle_grit_chart.png?v=1790248780\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eZirconia grain is self-sharpening and performs particularly well under the heat and pressure generated during metal grinding. As worn abrasive fractures away, fresh cutting edges are exposed to maintain consistent performance.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eT27 Flat Face — When Should I Use It?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThese flap discs use a \u003cstrong\u003eT27 flat-face profile\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eT27 flap discs are preferred when working on \u003cstrong\u003enon-flat, curved, or contoured surfaces\u003c\/strong\u003e where the flat disc profile allows the operator to approach the workpiece naturally.\u003c\/p\u003e\n\u003cp\u003eUseful applications include blending and finishing:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFence posts\u003c\/li\u003e\n\u003cli\u003eGates\u003c\/li\u003e\n\u003cli\u003eRailings\u003c\/li\u003e\n\u003cli\u003eRisers\u003c\/li\u003e\n\u003cli\u003ePipe\u003c\/li\u003e\n\u003cli\u003eTubing\u003c\/li\u003e\n\u003cli\u003eCurved fabrication\u003c\/li\u003e\n\u003cli\u003eContoured metal components\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor grinding broad, flat surfaces such as bead welds on plate steel, a T29 angled flap disc often provides a more ergonomic grinding angle.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eMaterials\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eSteel, Iron \u0026amp; Specialty Alloys\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCast Iron\u003c\/li\u003e\n\u003cli\u003eSteel\u003c\/li\u003e\n\u003cli\u003eStainless Steel\u003c\/li\u003e\n\u003cli\u003eTitanium\u003c\/li\u003e\n\u003cli\u003eNickel Alloys\u003c\/li\u003e\n\u003cli\u003eWrought Iron\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eNon-Ferrous Metals\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCopper\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eOther Materials\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFiberglass\u003c\/li\u003e\n\u003cli\u003ePlastic\u003c\/li\u003e\n\u003cli\u003eHard Rubber\u003c\/li\u003e\n\u003cli\u003eWood\u003c\/li\u003e\n\u003cli\u003eStone\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eMachine Compatibility\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe grinder you need is included with this bundle.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible examples include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eBenchmark Abrasives 4-1\/2\" Corded Angle Grinder — INCLUDED FREE\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eCompatible 4-1\/2\" angle grinders\u003c\/li\u003e\n\u003cli\u003eCompatible 5\" angle grinders using a 7\/8\" arbor mounting system\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe flap discs are rated to a maximum of \u003cstrong\u003e13,300 RPM\u003c\/strong\u003e, while the included Benchmark Abrasives grinder operates at \u003cstrong\u003e11,000 RPM\u003c\/strong\u003e, keeping the machine within the rated operating speed of the discs.\u003c\/p\u003e\n\u003cp\u003eThe flap discs use a \u003cstrong\u003e7\/8\" arbor opening\u003c\/strong\u003e and mount using the grinder's appropriate backing flange and retaining nut.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eSafety Tips\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cdiv id=\"message-list_1790248969.306939\"\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv draggable=\"false\"\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eAlways wear proper \u003cb\u003e\u003cspan\u003e\u003cspan draggable=\"true\"\u003e\u003ca href=\"https:\/\/benchmarkabrasives.com\/collections\/personal-protective-equipment\" rel=\"noopener noreferrer\" target=\"_blank\"\u003ePPE\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/b\u003e, including \u003cb\u003e\u003cspan\u003e\u003cspan draggable=\"true\"\u003e\u003ca href=\"https:\/\/benchmarkabrasives.com\/collections\/eye-protection\" rel=\"noopener noreferrer\" target=\"_blank\"\u003esafety glasses\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/b\u003e with a face shield as needed, \u003cb\u003e\u003cspan\u003e\u003cspan draggable=\"true\"\u003e\u003ca href=\"https:\/\/benchmarkabrasives.com\/collections\/hearing-protection\" rel=\"noopener noreferrer\" target=\"_blank\"\u003ehearing protection\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/b\u003e, \u003cb\u003e\u003cspan\u003e\u003cspan draggable=\"true\"\u003e\u003ca href=\"https:\/\/benchmarkabrasives.com\/collections\/respiratory-protection\" rel=\"noopener noreferrer\" target=\"_blank\"\u003erespiratory protection\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/b\u003e when required, and suitable hand protection.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003eKeep all machine guards properly installed and positioned during use.\u003c\/li\u003e\n\u003cli\u003eInspect flap discs before each use. Do not use discs that are damaged, cracked, excessively worn, wet, or otherwise compromised.\u003c\/li\u003e\n\u003cli\u003eConfirm that the flap disc's maximum RPM meets or exceeds the operating speed of the grinder.\u003c\/li\u003e\n\u003cli\u003eNever exceed the flap disc's \u003cstrong\u003e13,300 RPM maximum speed\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eDisconnect the grinder from its power source before installing, removing, or changing flap discs.\u003c\/li\u003e\n\u003cli\u003eMake sure the flap disc is properly seated and securely mounted before operation.\u003c\/li\u003e\n\u003cli\u003eAllow the grinder to reach full operating speed before contacting the workpiece.\u003c\/li\u003e\n\u003cli\u003eMaintain control of the grinder with both hands during operation.\u003c\/li\u003e\n\u003cli\u003eUse moderate pressure and allow the abrasive to perform the cutting.\u003c\/li\u003e\n\u003cli\u003eExcessive pressure can generate unnecessary heat, increase wear, and reduce grinding efficiency.\u003c\/li\u003e\n\u003cli\u003eFor lighter stock removal or finer blending, use a lighter touch or feathered grinding approach.\u003c\/li\u003e\n\u003cli\u003eDirect sparks and grinding debris away from yourself, other people, and combustible materials.\u003c\/li\u003e\n\u003cli\u003eUse these flap discs for dry applications only.\u003c\/li\u003e\n\u003cli\u003eRead and follow the grinder manufacturer's operating and safety instructions before use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"bmkabr-faq\"\u003e\n\u003ch2 class=\"bmkabr-faq-title\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv class=\"bmkabr-faq-list\"\u003e\n\u003cdiv class=\"bmkabr-faq-item\"\u003e\n\u003cbutton class=\"bmkabr-faq-q\"\u003e \u003cspan\u003eIs the Benchmark Abrasives Angle Grinder really free?\u003c\/span\u003e \u003cspan class=\"bmkabr-faq-icon\"\u003e\u003c\/span\u003e \u003c\/button\u003e\n\u003cdiv class=\"bmkabr-faq-a\"\u003e\n\u003cdiv class=\"bmkabr-faq-a-inner\"\u003e\n\u003cstrong\u003eYes.\u003c\/strong\u003e During this holiday promotion, you pay the selling price of the 100 High Density Zirconia Flap Discs and receive the Benchmark Abrasives 4-1\/2\" Corded Angle Grinder at no additional cost.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bmkabr-faq-item\"\u003e\n\u003cbutton class=\"bmkabr-faq-q\"\u003e \u003cspan\u003eExactly which grits are included?\u003c\/span\u003e \u003cspan class=\"bmkabr-faq-icon\"\u003e\u003c\/span\u003e \u003c\/button\u003e\n\u003cdiv class=\"bmkabr-faq-a\"\u003e\n\u003cdiv class=\"bmkabr-faq-a-inner\"\u003eThe bundle contains \u003cstrong\u003e100 total flap discs\u003c\/strong\u003e:\n\u003cul\u003e\n\u003cli\u003e30 × 40 Grit\u003c\/li\u003e\n\u003cli\u003e30 × 60 Grit\u003c\/li\u003e\n\u003cli\u003e30 × 80 Grit\u003c\/li\u003e\n\u003cli\u003e10 × 120 Grit\u003c\/li\u003e\n\u003c\/ul\u003e\nThis gives you a useful assortment covering aggressive stock removal through finer blending and finishing.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bmkabr-faq-item\"\u003e\n\u003cbutton class=\"bmkabr-faq-q\"\u003e \u003cspan\u003eWhy does the bundle include more 40, 60, and 80 grit discs than 120 grit?\u003c\/span\u003e \u003cspan class=\"bmkabr-faq-icon\"\u003e\u003c\/span\u003e \u003c\/button\u003e\n\u003cdiv class=\"bmkabr-faq-a\"\u003e\n\u003cdiv class=\"bmkabr-faq-a-inner\"\u003eThe assortment is based on the same proven grit mix used in our mixed-grit High Density Zirconia Flap Disc pack. \u003cbr\u003e\u003cbr\u003eThe heavier concentration of 40, 60, and 80 grit gives you more discs for the grinding and blending stages where flap discs typically see the most use, while still providing 120 grit for finer finishing work.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bmkabr-faq-item\"\u003e\n\u003cbutton class=\"bmkabr-faq-q\"\u003e \u003cspan\u003eAre these regular-density flap discs?\u003c\/span\u003e \u003cspan class=\"bmkabr-faq-icon\"\u003e\u003c\/span\u003e \u003c\/button\u003e\n\u003cdiv class=\"bmkabr-faq-a\"\u003e\n\u003cdiv class=\"bmkabr-faq-a-inner\"\u003eNo. These are our \u003cstrong\u003eHigh Density \/ Jumbo Zirconia Flap Discs\u003c\/strong\u003e. \u003cbr\u003e\u003cbr\u003eThey contain approximately \u003cstrong\u003e40% more abrasive material than our regular-density flap discs\u003c\/strong\u003e, creating a thicker disc with more usable abrasive for extended grinding life.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bmkabr-faq-item\"\u003e\n\u003cbutton class=\"bmkabr-faq-q\"\u003e \u003cspan\u003eWhat is zirconia abrasive?\u003c\/span\u003e \u003cspan class=\"bmkabr-faq-icon\"\u003e\u003c\/span\u003e \u003c\/button\u003e\n\u003cdiv class=\"bmkabr-faq-a\"\u003e\n\u003cdiv class=\"bmkabr-faq-a-inner\"\u003eZirconia is a durable, self-sharpening abrasive grain designed to perform well under the heat and pressure generated during grinding. \u003cbr\u003e\u003cbr\u003eAs the abrasive wears, the zirconia grain fractures to expose fresh cutting edges, helping maintain consistent stock removal throughout the life of the disc.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bmkabr-faq-item\"\u003e\n\u003cbutton class=\"bmkabr-faq-q\"\u003e \u003cspan\u003eWhat is the difference between the four grits?\u003c\/span\u003e \u003cspan class=\"bmkabr-faq-icon\"\u003e\u003c\/span\u003e \u003c\/button\u003e\n\u003cdiv class=\"bmkabr-faq-a\"\u003e\n\u003cdiv class=\"bmkabr-faq-a-inner\"\u003e\n\u003cstrong\u003e40 grit\u003c\/strong\u003e provides the most aggressive material removal in the bundle. \u003cbr\u003e\u003cbr\u003e\u003cstrong\u003e60 grit\u003c\/strong\u003e delivers strong cutting action with improved control and is an excellent general-purpose grinding grit. \u003cbr\u003e\u003cbr\u003e\u003cstrong\u003e80 grit\u003c\/strong\u003e provides smoother blending and surface refinement. \u003cbr\u003e\u003cbr\u003e\u003cstrong\u003e120 grit\u003c\/strong\u003e produces the finest finish in the bundle and is intended for lighter blending and finishing.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bmkabr-faq-item\"\u003e\n\u003cbutton class=\"bmkabr-faq-q\"\u003e \u003cspan\u003eWhy are these T27 flap discs?\u003c\/span\u003e \u003cspan class=\"bmkabr-faq-icon\"\u003e\u003c\/span\u003e \u003c\/button\u003e\n\u003cdiv class=\"bmkabr-faq-a\"\u003e\n\u003cdiv class=\"bmkabr-faq-a-inner\"\u003eThe T27 design has a \u003cstrong\u003eflat face\u003c\/strong\u003e and is particularly useful when grinding contoured and non-flat surfaces such as pipe, tubing, fence posts, gates, railings, and similar fabricated components. \u003cbr\u003e\u003cbr\u003eFor primarily grinding broad flat surfaces such as weld beads on plate steel, a T29 angled flap disc may provide a more ergonomic grinding position.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bmkabr-faq-item\"\u003e\n\u003cbutton class=\"bmkabr-faq-q\"\u003e \u003cspan\u003eWill these flap discs fit the included grinder?\u003c\/span\u003e \u003cspan class=\"bmkabr-faq-icon\"\u003e\u003c\/span\u003e \u003c\/button\u003e\n\u003cdiv class=\"bmkabr-faq-a\"\u003e\n\u003cdiv class=\"bmkabr-faq-a-inner\"\u003eYes. The 4-1\/2\" x 7\/8\" flap discs are compatible with the included Benchmark Abrasives 4-1\/2\" Corded Angle Grinder when properly mounted using the grinder's flange and retaining nut.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bmkabr-faq-item\"\u003e\n\u003cbutton class=\"bmkabr-faq-q\"\u003e \u003cspan\u003eCan I use these flap discs on another angle grinder?\u003c\/span\u003e \u003cspan class=\"bmkabr-faq-icon\"\u003e\u003c\/span\u003e \u003c\/button\u003e\n\u003cdiv class=\"bmkabr-faq-a\"\u003e\n\u003cdiv class=\"bmkabr-faq-a-inner\"\u003eYes, if the grinder is approved for 4-1\/2\" flap discs, has the correct guard and 7\/8\" bore mounting hardware, and has a maximum no-load speed no higher than 13,300 RPM. Check the tool instructions before using them on a 5\" grinder.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bmkabr-faq-item\"\u003e\n\u003cbutton class=\"bmkabr-faq-q\"\u003e \u003cspan\u003eIs the grinder speed safe for these flap discs?\u003c\/span\u003e \u003cspan class=\"bmkabr-faq-icon\"\u003e\u003c\/span\u003e \u003c\/button\u003e\n\u003cdiv class=\"bmkabr-faq-a\"\u003e\n\u003cdiv class=\"bmkabr-faq-a-inner\"\u003eYes. The included grinder operates at \u003cstrong\u003e11,000 RPM\u003c\/strong\u003e, while the flap discs are rated for a maximum speed of \u003cstrong\u003e13,300 RPM\u003c\/strong\u003e.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bmkabr-faq-item\"\u003e\n\u003cbutton class=\"bmkabr-faq-q\"\u003e \u003cspan\u003eWhat else can I use the included angle grinder for?\u003c\/span\u003e \u003cspan class=\"bmkabr-faq-icon\"\u003e\u003c\/span\u003e \u003c\/button\u003e\n\u003cdiv class=\"bmkabr-faq-a\"\u003e\n\u003cdiv class=\"bmkabr-faq-a-inner\"\u003eThe Benchmark Abrasives 4-1\/2\" Corded Angle Grinder can run a wide range of compatible accessories, including:\n\u003cul\u003e\n\u003cli\u003eFlap discs\u003c\/li\u003e\n\u003cli\u003eCut-off wheels\u003c\/li\u003e\n\u003cli\u003eGrinding wheels\u003c\/li\u003e\n\u003cli\u003eSurface preparation wheels\u003c\/li\u003e\n\u003cli\u003eStripping products\u003c\/li\u003e\n\u003cli\u003eWire wheels and brushes\u003c\/li\u003e\n\u003cli\u003eOther properly sized and speed-rated angle grinder accessories\u003c\/li\u003e\n\u003c\/ul\u003e\nMatch the accessory diameter, mounting hardware, guard, and maximum RPM to the grinder and its operating instructions.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bmkabr-faq-item\"\u003e\n\u003cbutton class=\"bmkabr-faq-q\"\u003e \u003cspan\u003eIs this only a holiday offer?\u003c\/span\u003e \u003cspan class=\"bmkabr-faq-icon\"\u003e\u003c\/span\u003e \u003c\/button\u003e\n\u003cdiv class=\"bmkabr-faq-a\"\u003e\n\u003cdiv class=\"bmkabr-faq-a-inner\"\u003eYes. This is a \u003cstrong\u003elimited holiday bundle\u003c\/strong\u003e, combining 100 High Density Zirconia Flap Discs with a FREE Benchmark Abrasives 4-1\/2\" Corded Angle Grinder while the promotion is available.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Benchmark Abrasives","offers":[{"title":"Default Title","offer_id":44387221438542,"sku":"BM-F4.5SZT27MIX_10+ AGBC457","price":251.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1592\/5457\/files\/comingsoon_78dcbbc3-97cb-4aa3-9dbf-a093aa8ee8fc.png?v=1770314707","url":"https:\/\/benchmarkabrasives.com\/products\/100-piece-4-1-2-t27-high-density-zirconia-flap-disc-bundle-free-angle-grinder","provider":"Benchmark Abrasives","version":"1.0","type":"link"}