Bit holder 1/4"type no. 4000

For BITS screwdriver bits with outside hexagon 1/4" DIN 3126/ISO 1173 C 6.3, handle of impact proof plastic. Internal hex drive with a collar-thrust spring (registered design). Bits are easy to insert, lock securely in position and can be removed just as easily; even hex bits with a wide groove (Type E, DIN 3126/ISO 1173).