888/4/1 K Rapidaptor Universal Bit Holder, 1/4", x 50 mmRapidaptor universal holder for bits with hexagon head drive as per DIN ISO 1173-C 6.3 and E 6.3 (ISO 1173). The Rapidaptor allows bits to be attached without any need to actuate the sleeve. The removal of the bit is simple, just by pushing the sleeve forward. This enables rapid bit change with jus