Features Versatile 3-Piece Set: Includes 3 specifications (1/2in, 1/4in, 3/8in) to tackle various tasks, providing flexibility for all your automotive repair needs Effortless Access: Designed to easily reach narrow spaces that conventional screwdrivers can't, making repairs quicker and more efficient Secure Connection: Features a lock and magnetic device to ensure the holder stays firmly in place, preventing drops and enhancing safety during use Durable Spring Steel: Crafted from high-hardness spring steel, offering bendability and strength for long-lasting performance in demanding applications Wide Compatibility: Perfect for all electric drills and wrenches, ideal for car engine repairs and other mechanical tasks, enhancing your toolkit versatility Features: 1、3 Specification: This kit includes 3 different specifications of spring steel extension bar, respectively are 1/2in, 1/4in, 3/8in to meet the needs of different situations 2、Function: The extension holder can easily attach the narrow places that are difficult to attach by ordinary screwdrivers, easy to use 3、Tight Connection: The functional head is equipped with lock and magnetic device to ensure that the holder does not fall off 4、Spring Steel Connecting Rod: The extension holder is made of spring steel material, has high hardness, bendable and 5、Application: The flexible extension bar is suitable for all electric drills and wrenches, for car engine repair, etc. Specification: Item Type: Flexible Extension Bar Material: Spring steel External Treatment: Phosphate Black Specification: 1 x 1/4in 1 x 3/8in 1 x 1/2in Package List: 3 x Flexible Extension Bar Note: Pay attention to safety protection when using. Package List 3 x Flexible Extension Bar