It has a 1/4" external hexagon shank and is intended for universal screwing with screwdrivers and screwdriver drills

combined with the integrated transparent window

up to 68 mm

For added convenience

2608572053 - Mandrini autoserranti fino a 10 mm 1,5 – 10 mm, 1/2 - 20 bussole-e-adattatori-1 It has a 1/4" externalThe keyless chuck offers convenient, tool free operation for maximum ease of use. It allows quick and easy one handed tightening without the use of a wrench and ensures secure holding of cylindrical or hex shank bits. The 1 sleeve keyless chucks are available with different holders (1 2" 20 and 3 8" 24) and are compatible with most common drills with a spindle lock. For information on impact resistance or suitability for counterclockwise rotation, see