Hex shank for a strong connection and maximum torque transmission in three-jaw chucks and ¼" internal hex tool holders The Extra Hard HSS Twist Screwdriver Bit Set can be used for easy drilling and driving applications The tapered torsion zone copes easily with torque peaks, fulfilling all tasks Packaging data Carrying case: Yes Features Number of bits: 20 pc(s) Screwdrivers/bits tips included: Hex (metric) Drive size: 1/4" Phillips screwdriver bits: PH 2 Pozidriv screwdriver bits: PZ 2 Torx screwdriver bits: T15, T20, T25 Security hex screwdriver bits (imperial): 1/4 Wrenches/sockets sizes: 16,20,24,25,27,30,39,85 mm Wrenches/sockets sizes (imperial): 1/4" Material: Steel Logistics data Country of origin: GermanyMostrar maisMostrar menos