WERA 889/4/1 K SB Rapidaptor Universal Bit Holder, 1/4" x 50 mm B3-4LBL use Milwaukee's universal quick-change arbors

use Milwaukee's universal quick-change arbors

and it has an outstanding power-to-weight ratio

the 20V MAX 6-1/2 in

The Milwaukee 1 in

WERA 889/4/1 K SB Rapidaptor Universal Bit Holder, 1/4" x 50 mm B3-4LBL use Milwaukee's universal quick-change arborsRapidaptor universal holder for bits with 1 4" 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 just one hand. The strong permanent magnet holds the bits absolutely securely. 1 4" hexagonal, suitable for power screwdrivers with take up as per DIN