9231HOLLOW SOCKET
Description
• Accessory especially for the through head ratchet: The threaded rods pass through sockets and ratchets and no longer impede tightening. Faster than unblocked pipe wrenches: The 5 ° recovery angle allows for quick tightening in tight spaces. Made of chrome-vanadium steel, the best material for the manufacture of sockets and accessories. Hardness: from 44 to 48 HRC. Optimum hardness / longevity ratio.