Rotary Tool Kit Die Grinder Set Flex Shaft 40pc Variable Speed Sanding Polishing Collet Sizes 3/16" (2.3mm) and 1/8" (3.2mm) UL Approved - 120 vt. 60Hz. 1 amp. 130wt. Variable Speed from 8,000 to 30,000RPM Locking Collet Button Metal Hanger Hook