Catalog number: M05-1921 Features: ●The overall length is long, so tightening and loosening can be done with little force. ●The socket part is 12-sided. Applications: ●Tightening and loosening of hexagonal bolts and nuts. Specifications: ●Face size (mm): 19 x 21 ●Overall length (mm): 420 Material/Finish: ●Structural steel ●Surface treatment: Plating
