Universal Use - The Drill and Screwdriver Bit Set, 35-Piece is a good choice for universal use. This complete set contains accessories for important drilling and screw-driving applications. The screwdriver bits are composed of S2 Modified Steel and an optimised heat treatment process, which provides an extra-hard quality that delivers a strong performance for all tasks. They also feature a tapered torsion zone that easily handles torque peaks by absorbing force and vibrations when screw-driving. All bits are colour-coded for quick viewing and identification of the appropriate bit type. Furthermore, the set contains CYL-3 drill bits for a lasting performance on abrasive materials such as concrete and natural stone. The screwdriver bits have a 1/4-inch external hex shank for use with screwdrivers and drill drivers. The drill bits feature cylindrical shank systems for all corded or cordless impact drills. It has a 1/4-inch external hex shank and is intended for universal screw-driving with screwdrivers and drill drivers. The Drill and Screwdriver Bit Set, 35-Piece comes in a practical and robust storage box providing a good view of its contents as well as safe storage and transport. The set contains: PH1, PH2, PH3 PZ1, PZ2, PZ3 S 3/4/5/6 HEX 3/4/5/6 TH10, TH15, TH20 (2x), TH25, TH27, TH30, TH40 Nutsetter 8/10/13 mm CYL-3 3.0/4.0/5.0/5.5/6.0/8.0 mm Double blade PH2/PZ2 Double blade Th20/Th25 Magnetic universal holder Universal holder with quick-change function Features and Benefits • Universal Use for Drilling and Screwdriving Applications • The Extra Hard Screwdriver Bit is a good choice for universal use • S2 Modified Steel and an optimised heat treatment process results in extra-hard quality for adequate performance Specifications Set contents: (#227055 - 8678; PH1, PH2, PH3)(#227054 - 8682; PZ1, PZ2, PZ3)(#227058 - 8693; S 3/4/5/6)(#8680 - InnenSechskant; HEX 3/4/5/6)(#100340 - Security_Torx; TH10, TH15, TH20 (2x), TH25, TH27, TH30, TH40)( ; Nutsetter 8/10/13 mm)( ; CYL-3 3.0/4.0/5.0/5.5/6.0/8.0 mm)( ; Double blade PH2/PZ2)( ; Double blade Th20/Th25) Dimensions: PH1; PH2; PH3; PZ1; PZ2; PZ3; SL3; SL4; SL5; SL6; HEX3; HEX4; HEX5; HEX6; TH10; TH15; TH20; TH25; TH27; TH30; TH40 Length: 25; 25; 25; 25; 25; 50; 70; 75; 85; 85; 100 ;150; 60; 60mm