1-3/8 Inch Combination Wrench BoltsandNuts.com They are made with 8660

They are made with 8660 nickel chromium molybdenum steel that's heat-treated to 54–58 HRC to produce tools that are hard

Ball End Hex and Star L-Key Set includes the most common inch hex

Size 13/16"-18

Two "wings" on the base of each shank help resist twisting or being pulled out of the handle

Part Number DEWA/CCBR7/16

1-3/8 Inch Combination Wrench BoltsandNuts.com They are made with 8660Angled Open End To reduce the working swing arc in tight spaces, the open end is angled 15 degrees so the wrench can be flipped over with each rotation to engage the fastener twice as often 12 Point Box End Doubles the available access angles compared to a 6 point end Prevents Round Off In order to prevent rounding off fasteners, the box end is designed to contact and apply force to the sides of a fastener head and not the corners Offset Box End The