Set containing Rapidaptor universal bit holder and 6 x combination tapping drill bits with ¼" drive for easy cutting with excellent chip removal. Ideal for mobile repair and assembly work. Features quick-release chuck for insertion into a power screwdriver or electric drill chuck, and Rapidaptor holder for rapid bit change. Benefits from precise return movement, good centring properties and low tilt risk. Hexagonal shaft ensures efficient power transfer, and finely-tuned material elasticity provides durability. Supplied in practical and robust plastic box. High-Speed Steel Hex Shank 2.5mm-8.5mm Dia. Drill Bits Suitable for Metal High-Speed Steel Tip Can be Used with Rotary & Impact Modes High-Speed Steel Hex Shank 2.5mm-8.5mm Dia. Drill Bits Suitable for Metal High-Speed Steel Tip Can be Used with Rotary & Impact Modes