Top 8 Best 21mm Socket 3/8 Drive

EXTRA STRONG The socket is made from chrome vanadium steel for strength and flexibility.. INCREASED GRIP Satin finish for a better grip when handling the socket - perfect for oily environments.. MORE TORQUE 6 point high torque design grips flat sides of a fastener, not corners, preventing round-off.. INSTANT IDENTIFICATION The socket features roll stamped markings to ensure permanent and instant socket identification.. SECURE DRIVE Ball bearing recess on the female end to grip a ratchet or extension bar securely..

CORROSION RESISTANCE The Shallow Socket Has Full Polish Chrome Finish. INCREASED TORQUE Metric Sockets Feature 6 Point Socket with Fastener. QUICK SIZE IDENTIFICATION Large Markings. Meets or Exceeds ASME Specifications.

CORROSION RESISTANCE Deep socket comes with full polish chrome finish. INCREASED TORQUE 6-point metric socket comes with fastener. INCREASED ACCESSIBILITY Deep socket. QUICK SIZE IDENTIFICATION Large Markings. Meets or Exceeds ASME Specifications.

Forged from the finest chrome molybdenum alloy steel-the best choice for strength and durability. Radius corner design - to extend the life of fasteners. The design drives the side of the fastener instead of the corner. 38-Inch drive. 21mm deep impact socket.

Forged from the finest chrome molybdenum alloy steel-the best choice for strength and durability. Radius corner design - to extend the life of fasteners. The design drives the side of the fastener instead of the corner. 38-Inch drive. 21mm impact socket.

Product Type Fastener Drive Bit. Package Dimensions 2.8 Cm L X4.6 Cm W X9.7 Cm H. Country Of Origin China. Package Weight 0.2lbs.

Proto 6 Point Impact Sockets are ideal for use on stubborn or damaged fasteners, and also on fasteners made from soft materials.. Minimizes fastener rounding, helps to extend fastener life. The TorquePlus design allows for quick and easy socket engagement to the fastener flats, not the corners. Heat treated for the correct balance of strength and hardness.. Allows up to 15 more torque to be applied to the fastener, Made in USA.

Forged from the finest chrome molybdenum alloy steel-the best choice for strength and durability. Radius corner design - to extend the life of fasteners. The design drives the side of the fastener instead of the corner. 38-Inch drive. 21mm universal deep impact socket.

Cr-Mo ALLOY STEEL - Cr-Mo deep impact socket features with added strength, higher working temperatures and corrosion resistance. It's much stronger to stand greater impact force than chrome vanadium ones.. COLD FORGING HEAT TREATMENT - Cold forging and heat treatment greatly improve the performance of the socket with enhanced hardness, increased wear-resistance and lifespan.. EXTRA DEPTH - Provide more space to accommodate longer bolts and wider applications to facilitate your work.. RADIUS CORNER DESIGN - The lifespan of both the fastener and socket will be greatly prolonged with the force distributed to the inwall.. BLACK PHOSPHATING - A fine and dense coating brings more corrosion and wear resistance for longtime use..

6-point socket opening provides an ideal, exact fit for hex-shaped fastener heads. Socket geometry is designed to apply force to flat sides of fasteners and not the corners, preventing round-off. Deep-length sockets reach into wells and accommodate the excess threads of longer shafts. Extra-large die-stamped size markings are easy to read and cant wear off. Polished, chrome-plated finish easily wipes clean and is highly resistant to corrosion. Four detent grooves provide a secure connection with the drive tool. Beveled inner rim of the socket opening helps guide it smoothly onto fasteners. Overall Socket Length 2.49 in., Socket End Diameter 1.11 in., Drive End Diameter 1.11 in., Socket Well Depth 0.99 in..