WERA 889/4/1 K SB Rapidaptor Universal Bit Holder, 1/4" x 50 mm B3-4LBL and it has an outstanding

and it has an outstanding power-to-weight ratio

Step-Less Variable Speed for Different Applications

the 20V MAX 6-1/2 in

Cordless Pruning Chainsaw has a high efficiency brushless motor designed to maximize runtime and motor life with up to 70 cuts per charge

WERA 889/4/1 K SB Rapidaptor Universal Bit Holder, 1/4" x 50 mm B3-4LBL and it has an outstandingRapidaptor 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