Heavy surface wear.
Performance Tool CR-V W32316 (1/2" Drive ) 6-Point Deep Impact Socket - 1/2"
K Tool International KTI 23516 SOCKET = 1/2" x 1/2" Drive 12 Point SAE Standard
Craftsman USA 34041 1/2" Drive 12 Point SAE 1/2" Shallow Socket
Armstrong 12-316 1/2" Deep Socket 1/2” Drive 12 Point Chrome
Indestro Select 6416 1/2" 1/2" Drive 12 Point SAE Chrome Socket USA
Craftsman 1/2" Shallow Well Socket 1/2" Drive 12 Point =V=