General description The 10PCS 1/4 Inch Hex Shank Screwdriver Bits Holder Extension Bar is a versatile tool designed for convenience and efficiency. This package includes 10 pieces of 1/4 hex shank handle keychain extension rods, each equipped with a black metal hanging buckle. They are compatible with most 1/4 fast hex handles, hex sockets, electric screwdrivers, hand-held screwdrivers, and drill bits. Technical specifications Drive System: Hex Material: Metal Size: 9.50 x 7.19 x 3.30 cm Package Contents: 10 Screwdriver Bits Holders Measurement allowed error: +/- 1-3 cm Usage Facilitates easy transfer of drill bits and screwdrivers. Can be used as a keychain for portability. Designed for one-handed operation, enhancing safety during high-altitude tasks. Other information Made of high-quality metal for maximum durability. Chrome-plated finish for anti-rust and corrosion resistance. Light and different displays may cause color variations from the actual product.