US PRO Tools Impact Socket Adaptor Step Up Adapter 3/4" Inch F to 1/2" M 3495
IMPACT ADAPTOR 3/4" F X 1/2" M. An impact adaptor made from strong Chromium Molybdenum steel and hardened to HRC 43-45. Adaptor 3/4" Female x 1/2" Male. Hardened to HRC 43-45.