Overall length: 250mm. Weight: 328 gram. Maximum jaw opening: 32mm. Pliers and a wrench in one tool. Compatible with wrench openings from 10mm to 32mm (3/8" to 1-1/4") with a quick push-button operated 15-step adjustable ratchet. Automatic and very strong gripping action of the jaw with zero backlash for a non-damaging and non-slip grip on bolts or nuts. Improves grip on rounded-off nuts. Manufactured from forged chrome vanadium tool steel that is multi-stage oil hardened. Comes with non-slip plastic coated grips; a polished head and gray phosphate coating.