Makita 16 Piece - 4.5" Grinding & Cut Off Wheel Wire Cup Set For Grinders - Grind, Cut & Condition For Metal - 4-1/2" x 7/8-Inch & 3 Inch Cup Premier Products' Exclusive Makita 16 Piece GRIND, CUT & BRUSH Metal Set | 10 Cutting Wheels + 5 Grinding Wheels + 1 Knotted Wire Cup Brush | Optimized for Makita 4-1/2 Angle Grinders and compatible with All 4-1/2 Angle Grinders with 5/8 arbor GRIND & CUT 2-3X MORE than lower quality or excessively thin wheels due to this wheels Carefully selected Grain Grit, Hard Bond Matrix & Wheel Thickness that provide the best balanced Cut Life, Cut Rate, Cut Precision, Power Demands & Heat Buildup in the industry, allowing you to cut longer, consistently precise with unmatched wheel integrity, moderate power demands and relatively low heat buildup EASILY & SMOOTHLY GRIND & CUT all steel and metal including welds, carbon steel, structural steel, iron, steel pipes and alloy steel over an extra-long life span due to Makitas High-performance Brown fused Aluminum Grain and hard bond matrix | Synthetic Resinoid Bond is ideal for fast stock removal, high operating speeds and aggressive grinding action used by professional metal fabrication, auto shops, maintenance repair, construction & general industrial applications CONDITION UP TO 4X Longer than lower quality or low priced brushes due to Makitas carefully selected Premium Carbon Steel bound and balanced expertly & proprietarily together for unsurpassed knotted integrity for longer life, safety, smoothness and ease of use than other wire cups in its class AVOID INJURY & Premature Wear with lower priced brushes by relying on Makitas carefully balanced Wire diameter, density, length and bonded knotted integrity for superior reliability, long life, safety, smoothness and ease of use than competitor wires that fly apart and prematurely tear, resulting in injury and project delays | For best results, apply gentle perpendicular pressure ensuring full contact with wire tips only