M12 Thread, 3-7/8" Bore Diam, 5.709" OD, Shaft Locking Device MPN:C405E-387

This shaft locking device features an M12 thread size for secure fitting in power tools like drills or impact wrenches among others while offering 5.709 OD ensuring compatibility with a wide range of equipment ideal for professional users such as contractors, maintenance crews among others looking for reliable locking mechanism to prevent rotation of the shaft during operation reducing the likelihood of injuries or damages while maintaining accuracy and efficiency when installing or tightening screws making it an essential accessory in industrial environments, workshops, construction sites.