Wera, Extra Long Bit Holding Screwdriver, Kraftform Kompakt 136075 Particularly suitable for applications in plumbing, heating and air conditioning300 mm long rigid bladeBit holder with very slim design for work in confined spacesSecure bit holding feature due to locking mechanism. With strong permanent magnet.Compact stainless steel holder for bits with 1/4"- external hexagon drive as per DIN 3126, ISO 1173 Form C 6.3 and E 6,3Magazine with 6 bits integrated in the Kraftform handle6 tough bits, for universal use