Description
Proto® Socket Extension, Yes Impact Rated, Measurement System: Imperial, Square Drive, 3/8 in Drive, 3 in Overall Length, Side Locking Hole Locking, Alloy Steel, Black Oxide
Features:
- Use extensions to gain access to fasteners in locations that would otherwise be difficult to reach
- Male square is oriented inline with female squares for use with fixed head torque wrenches
- Full chamfer at drive opening for easy engagement with drive tools
- Constructed of high quality tool steel drive end chamfer and four detents help provide quick positive engagement with drive tool on any of the socket drive walls
- Size stamped on tool for easy identification
- For use with impact sockets
- Straight center line for ultimate concentricity
- Special heat treat for long life and durability
Applications:
Production, Industrial and Professional Applications
Standards/Approval:
- ASME B107.110
- Federal Specification GGG-W-660A
Warranty:
Lifetime
