[Super bit Screwdriver Flexible] The flexible drill bit extension can be used for ordinary hand electric drills and electric drills with perfect performance. It can be bent, twisted, turned, and used in narrow and narrow spaces. [Super bit Size] The size of the connection part of the hexagonal shank bit is 6.35mm (1/4inch), and the size of theinternal hexagonal head connector is 6.35mm (1/4inch). [Material] Flexible Drill Bit Is Made Of Plastic And Steel Alloy Hexagon Head, With High Processing Accuracy. [Easy To Use] Super bit Screwdriver Flexible is Universal in any Directions, Allows You Get into Those Difficult Places and Get the Job Done Easier and Quicker. Flexible Drill Bit Compact Size Allows For Easy Storage In Your Toolbox Or Pocket. [Scope of application] This Super bit Screwdriver Flexible is mainly used in narrow spaces where computer case, electric cabinet, furniture, electrical appliances and other screwdrivers cannot work in normal operation. Colour:As Shown Material:Plastic+steel Size:Total length 29.5cm Package Contents: 4 * Universal flexible shaft Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.