Stanley 70-388E Shallow Offset Bi-Hex Ring Spanner 20 x 22 mm

The Stanley 70-388E is a 20 x 22 mm shallow offset bi-hex ring spanner, with a 20 mm ring at one end and a 22 mm ring at the other. It is forged from high-grade chrome vanadium steel and given a protective matt finish. Stanley designs it for exact fitment and minimal slipping on nuts and bolts, and its Maxi-Drive system helps reduce fastener rounding. Stanley builds this ring pana for torque efficiency and durability in demanding mechanical and maintenance applications. Stanley lists the IS 2029 standard for this spanner.