Wera 870/4 SB Hex Shank Square Drive Socket Adaptor

The Wera 870/4 SB Hex Shank Square Drive Socket Adaptor is a precision tool shaft designed to bridge hexagon drive tools with square drive sockets. This professional-grade adaptor enables tradespeople to use manual nutsetter inserts with machine-operated nut spinner sockets, expanding the versatility of existing tool systems. Engineered with a 1/4" hexagon drive input compatible with Wera connecting series 4 tools, this adaptor features a 1/4" external square output for secure socket attachment. The integrated ball mechanism ensures reliable socket retention during use, preventing slippage and improving productivity on repetitive fastening tasks. Ideal for automotive mechanics, maintenance engineers, and general contractors who need to switch between hex drive tools and square drive sockets without changing equipment. The 50mm length provides sufficient reach for most applications whilst maintaining compact storage in tool boxes and pouches. Features and Benefits: • Adaptor for machine-operated nut spinner sockets • 1/4" external square output for standard socket compatibility • 1/4" hexagon drive input (Wera connecting series 4) • Integrated ball mechanism for secure socket retention Contents: 1x 870/4 SB, 1/4" x 50 mm 1x 870/4 Adaptor, 1/4" x 50 mm Specifications: Drive Size: 1/4" hexagon Output: 1/4" square Length: 50mm