Wera states that these Z-bits are designed to be robust when working with tough materials and are intended for universal screwdriving applications

EISENACHER part T7004240

Keying: Keyed-different

Insulation: yellow (gelb)

Sko STEP TR Str. 40 MIL371101111 Wera states that these Z-bitsStep TR professional shoe from SIEVI Product Overview Step TR is a professional shoe from SIEVI designed with a focus on antistatic ESD properties and slip resistance. The product is available in EU sizes 3542 and is identified by the manufacturer's item number 21 12128 132 45M. Materials and Construction Upper: Full grain (top grain) leather. Lining: 3D dry lining. Sole: Double density PU RU Sievi TractionPro friction sole. Insole: Removable Sievi