Tonsiki 1 4 Inch Hex Shank Drill Bit Extension Bar Telescopic Extend Socket Bit Holder with Torx Security Screwdriver Bit

Specifications: ? Length of Extension Bar before stretching: 3inch(80mm) ? Length of Extension Bar after stretching: 4.5inch(115mm) ? Hex Size: 1/4" ? Extension Bar Material: CR-V ? Screwdriver Bit Material: S2 ? Screwdriver Bit Type: T5, T6, T7, T8, T9, T10, T15, T20, T25, T27, T30,T40 Features: ? Must-have accessory set for power drills and impact drivers ? Designed for 1/4" Hex Shank Bits ? Extra-Strength Magnet Holds Bits Securely ? Great for Working with Hard to Reach Screws ? Unlimited Uses in Automotive, Hardware, Hobby, Home, etc. Package Included: 1 x Extension bar 12 x Screwdriver Bit