Wera 05042670001 781 A 1/4" Connection parts, 781 A/B x 3/8 x 25.2mm x 1/4"
Connection part 1/4" square head socket to 3/8" external square head. 1/4" to 3/8" connection part. Type Connection Parts. Length 25.2mm. Drive Type 1/4". Images shown are for demonstration purposes.