Wera 05344511001 780 B 3/8" Adaptor, 780 B/1-S x 1/4" x 30 mm
Product DescriptionAdaptor from square to hexagonal. Suitable for the attachment of bits with ¼" hexagon drive as per DIN ISO 1173-C 6.3. Drive: 3/8" squaret; comes with particularly strong retaining ring.
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