1/2″ Wide x 4″ OAL, Aluminum Oxide Sharpening Stone Triangle Tapered, Medium Grade, 120 Grit | 05113386

05113386 05113386 4 X 1/2-1/4 COARSE SIL Aluminum oxide is the most commonly used abrasive Best-suited for general purpose deburring and blending, it is tough, economical and fracture resistant Commonly used on ferrous alloys, high-tensile materials and wood.