Proto® TorquePlus™ J7321M Deep Length Metric Impact Socket, 21 mm Socket, 1/2 in Drive, 3-1/4 in OAL, Alloy Steel
PROTO J7321M
$18.41
/ EA
Out of Stock
- Bolt Clearance Depth: 2-19/32 in
- Drive End Width: 1-13/64 in
- Drive Size: 1/2 in
- Drive Type: Squared
- Finish: Black Oxide
- Material: Alloy Steel
- Opening Depth: 1-13/32 in
- Overall Length: 3-1/4 in
- Socket End Width: 1-13/64 in
- Socket Size: 21 mm
- Type: Deep Length Metric
- The TorquePlus™ design is a high performance drive configuration which allows for quick and easy socket engagement to the fastener flats, not the corners
- The TorquePlus™ configuration employs a radius corner design, shifting contact area and stress away from the fastener corners and distributing contact stresses over a large area of the socket, minimizing slippage
- The TorquePlus™ internal design minimizes fastener rounding, helps to extend fastener life and allows the user to more easily turn worn, rounded, or rusted fasteners
- Socket size stamped on tool for easy identification
- Side locking hole
- They are heat treated for the correct balance of strength and hardness
- One piece construction ensures concentricity
For use on stubborn or damaged fasteners, and also on fasteners made from soft materials
Warranty: Lifetime Limited
Standard/Approvals: ASME B107.110-2012/B107.33M
Proto® TorquePlus™ Impact Socket | Deep Length Metric | 21 mm Socket | 1/2 in Drive | Squared Drive | 3-1/4 in Overall Length | 6 Points | 1-13/64 in Drive End Width | 1-13/64 in Socket End Width | 2-19/32 in Bolt Clearance Depth | 1-13/32 in Opening Depth | Alloy Steel | Black Oxide | STA-BLKHAW