Contents: 3 Adapter Bits: 2 Angled Adapter Screws, 1 Flexible Screwdriver Extension. APPLICATIONS Right angle drill bits are standard 1/4 inch and allow entry in tight areas without bit shadowing issues. Angled extensions allow better access to screw guides and drilling in tight spaces. Extensive use The flexible extension (black) is about 28 cm, soft and elastic. It can be rotated, folded in tight places or rolled up without difficulty. Flexible screwdriver holders of different lengths for hand drills or ordinary box-type electric screwdrivers,mainly used in small spaces such as computer frames, electrical cabinets, furniture, household appliances, etc., and cannot work in the environment. Material: alloy steel, rubber, magnetic drill. Purpose These tools are great for light drilling, high speed/screw drives such as battery drills, screwdriver ratchets, etc. They are not compatible with drivers for high speed and heavy drill bits, although they are difficult to obtain good torque.