Wrench designed to work in places especiallyolly difficult to access It facilitates, among others, unscrewing of manifolds, alternators and starters of cars Type: C-Size: 16 x 17 Total length (L): 220 mmwidth of the smaller ring wrench (B): 26. 2 mmwidth of the larger ring wrench (D): 28. 6 mm Thickness of the smaller ring wrench (S 1): 9. 9 mm Thickness of the larger ring wrench (S 2): 10. 5 mm Hardness: 42-48 HRCSurface finish: chrome plated, satin finish Head finish: satin finish AS-DRIVE