895/4/1 Universal Bit Holder, 1/4", x 77 mmUniversal holder for mounting bits with 1/4", external hexagon drive as per DIN ISO 1173-C 6.3. With quick-release chuck for quick bit changes. The strong permanent magnet holds the bits firmly. 1/4", hexagonal, suitable for screwdriver machines with mounting as per DIN ISO 1173-F 6.3.