Cubitron II, 7000148153, Fibre Disc, Close Coated, 4-1/2 in Diameter Disc, 7/8 in Center Hole, 36+ Grit, Extra Coarse Grade, Ceramic Abrasive, Fiber Backing, Arbor Attachment, Applicable Materials: All Metals, YF-Weight Backing Weight, 13300 rpm Maximum, Brown

ITEM FEATURES:

• 3M precision shaped grain maintains super sharp points that cut exceptionally fast with less pressure
• Disc life is significantly longer, completing more parts per disc and requiring fewer disc changes
• Triangular shaped ceramic grain lasts up to two times longer than other ceramic abrasives - it wears evenly, runs cool and optimizes mineral breakdown
• Stiff fiber backing and a strong resin bond provide durability and tear-resistance for heavyweight applications such as high pressure weld grinding and beveling