Steel: 6140CrV 44-48 HRC Nickel plating A: 25 mm; B: 24 mm; C1: 6 mm; C2: 9 mm; Length: 165 mm Combined wrench made of chrome-vanadium steel with a reliable 72-tooth ratchet mechanism in the open-ended part. The ratchet wrench speeds up the loosening and tightening of fasteners in both normal and limited space conditions. Provides high torque and minimal return angle - 5º. The ratchet part of the wrench is not intended for stripping or power-tightening of fasteners, for which a box-end wrench or socket heads are used. You can also purchase a set of combined ratchet wrenches.