Application: Suitable for bits with 1/4" external hexagon drive as per DIN ISO 1173-C 6.3 and Wera connection series 1 Design: Bit holder with strong permanent magnet; 7 bits; stainless steel to prevent extraneous rust, torsion shape against premature wear. Take it easy tool finder: With size stamping and colour coding by tip to help you find the required bit easily. Handle: Kraftform Stubby with anti-roll protection, multi-component, integrated magazine