19-piece metal twist drill bit and bit set. High quality metal twist drill bits for precise drilling in metal. Made out of high speed steel (HSS). A finely-tuned material elasticity provides for great durability. Very good concentricity. The hexagonal shaft ensures very good power transfer. Tough viscous bits for universal use. Drive: ¼" hexagon, suitable for holders as per DIN ISO 1173-D 6.3. Includes robust belt pouch for secure storage. Features and Benefits • Ideal for mobile repair and assembly work • Rapidaptor holder for rapid bit change • 1/4" drive suitable for power screwdrivers • Rapidaptor universal holder, metal twist drill bits and bits with 1/4" drive • In practical and robust belt pouch Contents 1x 848/851/867/19 Metal Twist Drill Bits and Bits Set, 19 pieces; 1x 888/4/1 K Rapidaptor Universal Bit Holder: 1/4"x50; 6x 848 HSS Metal Twist Drill Bits: 3.0x38.0, 4.0x44.0, 4.2x45.0, 5.0x50.0, 6.0x50.0, 8.0x51.0; 6x 851/1 TZ bits: 2x PH 1x25, 3x PH 2x25, PH 3x25; 6x 867/1 T