844/7 Tap Bits Set7 piece tapping drill bit set in a stable plastic box for the cutting of metric threads. The hexagonal bit shaft ensures very good power transfer. The finely tuned material elasticity provides for great durability. Perfect chip removal and a low tilt risk. The Rapidaptor ensures rapid bit change without any extra tools. 1 4'' hexagon, suitable for Drill Taps included: 1x 3x33 mm 1x 4x35 mm 1x 5x36 mm 1x 6x40 mm 1x 8x40 mm 1x 10x40 mm Attributes Misc 1