{"product_id":"100-pack-grinding-wheels-4-5-in-x-1-4-in-x-7-8-in-heavy-duty-discs","title":"100 Pack Grinding Wheels 4.5 in x 1\/4 in x 7\/8 in - Heavy Duty Discs","description":"\u003cp\u003eIn this review the 100 Pack Grinding Wheels in 4.5 in x 1\/4 in x 7\/8 in are evaluated for metalworkers and shop owners who need a large supply of dependable cutting discs. The bottom line: these depressed center T27 discs are best for repetitive grinding and light stock removal because they pair a heavy duty proprietary \u003cstrong\u003ealuminum oxide\u003c\/strong\u003e grain with fiberglass reinforcement, delivering consistent material removal across many pieces. For anyone who relies on an angle grinder for deburring, rust removal, or general surface prep, this pack is a practical choice.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize and fit:\u003c\/strong\u003e The 4.5 in diameter and 7\/8 in arbor are compatible with common angle grinders, so the discs mount quickly for routine jobs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepressed center T27:\u003c\/strong\u003e The depressed center profile allows for flush grinding and better control on edges and profiles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy duty grain:\u003c\/strong\u003e The proprietary aluminum oxide abrasive is formulated for aggressive cutting and reliable grit life on metal surfaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFiberglass reinforced:\u003c\/strong\u003e The discs are reinforced for durability and to resist damage under normal shop conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultipurpose use:\u003c\/strong\u003e These wheels handle grinding, dusting, deburring, stripping paint or rust, and general surface prep across a range of metal tasks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertified quality:\u003c\/strong\u003e The product meets MPA-Hannover and EN 12413 standards, indicating consistent manufacturing and safety testing.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis pack is aimed at small fabrication shops, maintenance crews, and hobbyist metalworkers who go through grinding discs quickly and prefer buying in bulk to reduce downtime. The set suits users who need a predictable abrasive for routine removal and finishing tasks and who appreciate the safety reassurance of EN 12413 and MPA-Hannover compliance.\u003c\/p\u003e\u003cp\u003eThose who should look elsewhere include users needing specialty abrasives (for example ceramic grits or cutting-specific thin wheels) or operators who require ultra-fine finishing rather than the more aggressive action of aluminum oxide.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eLarge 100-pack reduces purchase frequency and keeps a steady supply for busy shops.\u003c\/li\u003e\n\u003cli\u003eDepressed center T27 profile gives better access for flush grinding and edge work.\u003c\/li\u003e\n\u003cli\u003eDurable fiberglass reinforced construction improves safety and wheel life under normal use.\u003c\/li\u003e\n\u003cli\u003eMeets recognized quality standards, offering confidence in consistency and manufacture.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSome customers report mixed feedback on long-term durability compared with premium specialty brands.\u003c\/li\u003e\n\u003cli\u003eNot intended for precision polishing or non-ferrous specific finishes where different abrasives perform better.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eLincoln Abrasives\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack size\u003c\/td\u003e\n\u003ctd\u003e100 discs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiameter\u003c\/td\u003e\n\u003ctd\u003e4.5 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThickness\u003c\/td\u003e\n\u003ctd\u003e1\/4 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eArbor\u003c\/td\u003e\n\u003ctd\u003e7\/8 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eDepressed center (T27)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAbrasive\u003c\/td\u003e\n\u003ctd\u003eAluminum oxide, fiberglass reinforced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eFor users who need a dependable bulk supply for general metal grinding, deburring, and rust removal, this 100 pack delivers good value through consistent abrasive performance and reinforced construction. It is a pragmatic choice for busy shops and maintenance teams, though buyers seeking premium longevity or specialized abrasive types may prefer other options.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eAre these discs suitable for stainless steel?\u003c\/strong\u003e\u003cbr\u003eThey are aluminum oxide discs suited for general metal work, but for heavy stainless steel grinding a specialized stainless-specific abrasive may perform better.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWill these fit a standard 4.5 in angle grinder?\u003c\/strong\u003e\u003cbr\u003eYes, the discs are 4.5 in with a 7\/8 in arbor and fit standard 4.5 in angle grinders that accept a 7\/8 in mount.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDo these meet safety standards?\u003c\/strong\u003e\u003cbr\u003eYes, the wheels meet MPA-Hannover and EN 12413 quality certifications for abrasive wheels.\u003c\/p\u003e","brand":"Lincoln Abrasives","offers":[{"title":"Default Title","offer_id":48657711268059,"sku":"B07MYCQ8MJ","price":134.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61sncqet--L._SL1400.jpg?v=1778601555","url":"https:\/\/gearmusthave.com\/products\/100-pack-grinding-wheels-4-5-in-x-1-4-in-x-7-8-in-heavy-duty-discs","provider":"GearMustHave","version":"1.0","type":"link"}