784 B 3/8" Adaptor with quick-release chuck, 784 B/1 x 1/4" x 43 mm The Wera adaptor from square to hexagonal. Comes with quick-release chuck for rapid bit change. Suitable for the attachment of bits with " hexagon drive as per DIN ISO 1173-C 6.3.
Drive 3/8" square. 3/8" adaptor with quick-release chuck
Suitable for bits with 1/4" hexagon drive (Wera connecting series 1)
3/8" square socket drive
Equipped with ball stop groove Application: Suitable for 1/4" DIN ISO 1173-C 6,3 and 5/16" DIN ISO 1173-C 8 hexagon insert bits and Wera Series 1 and 2 Design With Wera quick-release chuck Drive 3/8" female square