1.This flexible bit extension is compatible with ordinary hand drills and electric drills, providing superior performance. It is easy to bend, twist and steer into narrow, tight Spaces. 2.Crafted from high-quality plastic and steel alloy hexagon head, this flexible drill bit ensures high processing accuracy for reliable and efficient use. 3.Use when you have hard places to get to. It can connect a drill, rechargeable drill or manual wrench to extend it to inaccessible narrow places for flexible installation work. It is designed for screwdrivers that work in tight spaces and is suitable for most general maintenance. 4.Screwdriver flexible bendable drill bit can be used for screwdrivers in small spaces such as computer cases, electrical cabinets, furniture, and electrical appliances. It is also suitable for pneumatic screwdrivers, cordless screwdriver, pneumatic drills, low speed dc hand drill, manual screwdrivers, torque drill.