Features INNOVATIVE DESIGN: The rotary bit bracket is designed to be rotary and straight. Slide the metal ring forward and then bend into a 20° rotating model or pull the metal ring back to lock the bracket into a straight model PRACTICAL AND USEFUL: The quick release extension bit holder provide easy access to places that are difficult to reach, such as corners or tight places. Or just use as an extender for a bit head frame ADVANCED TECHNOLOGY: Robust workpiece allow easy access to drill bits and tips. The strong magnetic force hold the drill or tip tightly even at high speeds, but work best at low speeds. Strong magnetic but not difficult to replace screw heads and tips HIGH COMPATIBILITY: The pivot magnetic bit holder is suitable for ordinary 1/4in hex shank screwdriver heads or tips, and the 1/4in shank is allowed for any chuck or impact driver, including manual, pneumatic, electric screwdriver or drill WEAR RESISTANT CARBON STEEL: The quick release bit extension rod is made of high strength carbon steel with high hardness and good wear resistance Specification: Item Type: Quick Release Extension Bit Holder Material: High strength carbon steel Connecting Rod: 1/4in Connecting Rod Total Length: Approx. 60mm / 2.36in Package List:1 x Quick Release Extension Bit Holder Package List 1 x Quick Release Extension Bit Holder