Ampco Swiss Explosion-proof Double Box End Wrench, Two-sided Width Dimension 17 x 21 mm, AC1721B, 1 pc

Catalogue number: AC1721B Features: ●Explosion-proof specification that can be used in flammable atmospheres. ●Made of beryllium copper alloy, it is relatively hard and difficult to deform as an explosion-proof tool. ●Non-magnetic, so it does not become magnetized. ●Millimeter size. ●The box part is offset so it does not interfere with adjacent bolts even when they are lined up. Specifications: ●Two-sided width dimension (mm): 17 x 21 ●Total length (mm): 330 ●Complies with international standard DIN Material/Finish: ●Beryllium copper alloy