1 piece SabreCut Revolution Dual Drive Flex Finger 10mm & 11mm Micro Ratchet with 6.3mm (1/4") HEX & 1/4" Square Drive Adapters. 360 degrees flexible motion for easy access in tight spaces, perfect for many automotive, industrial, construction, cycling and DIY applications. Manufactured from high quality stainless steel with a Chromium-molybdenum (chrome moly) 72 tooth gear. Can be used with 10mm or 11mm nuts and bolts, plus with the included 1/4" Square & Hex Drive adapters, this micro ratchet can be used with all 1/4" sockets, screwdriver bits and holders. Weights only 46 grams (1.6 ounces) and 65mm (2 9/16") in length, ideal for limited access applications.