Features and Benefits:

• Grey Pneumatic impact sockets are designed for professional tool users
• They are engineered specifically for use with impact tools
• Heat treated for strength and durability
• Tested to the highest specifications to deliver outstanding performance
• Made from high quality chrome-molybdenum steel

3/8 in.; Drive x 5/16 in.; Square Male Pipe Plug 4-Point Impact Socket. Our impact sockets grip the fastener across a broader contact area, reducing chance of rounding off fasteners. They also allow up to 20% more torque to be applied than on other impact sockets. The shift in pressure allows us to reduce the socket wall thickness, increasing access to tight areas.