Description
This 3/4" drive 21mm square impact socket has a 4 point opening made for square-head fasteners, including inner budd-style square fasteners on truck wheels. The short standard length keeps the impact close to the work for solid control.
The 3321S measures 2.44 in (62 mm) overall. It is made from heat-treated chrome-molybdenum alloy steel and engineered for the pounding an impact wrench dishes out.
This listing includes 1 socket.
Documents
This 3/4" drive 21mm square impact socket has a 4 point opening made for square-head fasteners, including inner budd-style square fasteners on truck wheels. The short standard length keeps the impact close to the work for solid control.
The 3321S measures 2.44 in (62 mm) overall. It is made from heat-treated chrome-molybdenum alloy steel and engineered for the pounding an impact wrench dishes out.
This listing includes 1 socket.

