TUBULAR BOX SPANNER 20-22 MM – SB27M-20-22

Double head socket wrench in metric sizes | Standards: UNE 16586 | Material: High performance alloy steel | Hardness: 42-48 HrC | With hole to locate stud | 6 points Dynamic-Drive Profile provides longer life for screws and nuts | Sizes marked with * in the table have a hole along the shank | Chrome plated Micro Matt finishing provides high quality surface | SB = Retail pack on a plastic info card