The Cornwell Straight Die Grinder Kit, No. CAT530KA, cleans dies, rotors, backing plates and brake pad mounts, grinds valve seats and dress welds and enlarges holes. With a built-in safety lever throttle, the tool uses 1/4" grinding accessories, offers a cushion grip and comes with a die grinder, two spanner wrenches and five burs in a blow molded case. The burs include a small cylinder bur (No. CATCB1), a cylindrical radius end bur (No. CATCB2), a large tree shape radius end bur (No. CATCB3), a tapered radius end bur (No. CATCB4) and a radius cylinder end bur (No. CATCB5) for deburring, milling and contouring applications.