Stubby and Standard Length Combination Wrench Set with Rolls, 71-Piece (1/4 - 1-1/4 in., 6 - 32 mm) BoltsandNuts.com The jaws are made of

The jaws are made of S45C steel that's hardened to 37–43 HRC with black oxide finish and a light coating of rust inhibitor

Part Number: 62C200SSSACONEBO/F912

Part Number: DUR307B-95

Part Number D/ACO13/32

Stubby and Standard Length Combination Wrench Set with Rolls, 71-Piece (1/4 - 1-1/4 in., 6 - 32 mm) BoltsandNuts.com The jaws are made ofShorter Length Improves Access The stubby combination wrenches have a shorter handle than full size combination wrenches for increased versatility and access into tight spaces Angled Open End To reduce the working swing arc, the open end is angled 15 degrees so the wrench can be flipped over with each rotation to engage a fastener twice as often Offset Box End The box end is offset 15 degrees, creating clearance for your fingers and making it easier