Strong carbon steel construction with black-phosphate finish. For installing and removing engine valves on small engines. Pressure winding handle with 3 x extension bolts. Includes 5 x open sided adaptors: 16, 19, 23, 25 and 30mm; winding T-bar handle and 3 x extension bolts; C-clamp and tough storage case. Strong carbon steel construction with black-phosphate finish. For installing and removing engine valves on small engines. Pressure winding handle with 3 x extension bolts. Includes 5 x open sided adaptors: 16, 19, 23, 25 and 30mm; winding T-bar handle and 3 x extension bolts; C-clamp and tough storage case.