Catalog number: TSK-T1721-6K Features: ●Five times more durable (compared to other products), RH structure absorbs shock. ●Torsion effect absorbs twisting of the shaft. ●Damper effect reduces bending stress on the shaft. ●Double socket that can be used in two sizes. Specifications: ●Face size (mm): 17 x 21 ●Shaft size (mm): 6.35 ●Total length (mm): 110 ●Face shape: Hexagonal ●Type: Hexagonal ●Outer diameter (mm): 28 Material/Finish: ●Chrome vanadium steel (Cr-V) Caution: ●This product is electrically conductive. ●Be careful of electric shock.
