Size13mm nut driver, 100mm (4-inch) total length.. 1/4" Hex ShankUniversal 1/4 inch hex shanks fit a variety of quick-change chucks and drill, driver, or screw-gun.. MaterialHeat treated chrome vanadium steel construction with a sandblasted finish for increased hardness and corrosion-resistant.. Add TorqueExternal hex on the socket body is used to adding torsion by wrench manually when power tools are torque insufficiency.. ApplicationWidely used in household DIY, woodworking, professional machine repairing, etc..
