Sharpie DX Deluxe Model Hand-Held Tungsten Grinder Pro Kit Sharpie Deluxe Tungsten Grinder - 110V Model 2 Standard Diamond Grinding Wheel .040" (1.0mm), 1/16" (1.6mm), 3/32" (2.4mm) and 1/8" (3.2mm) collets Heavy Duty Storage Case