6pcs Magnetic Bit Holder Extension Bar for 1/4 Inch Hex Shank Electric Screwdriver Bits, Quick Change Stainless Steel Screwdriver Bit Holder for Power Tools, Hand Held Drivers, Drills, Screw Drivers by Amazon.co.uk

• WHAT YOU GET: 6 pieces drill bit extension set with built-in magnetism in three sizes (60mm, 100mm, 150mm) , 1/4" hex magnetic tip fits all standard hex shank bits.

• STONG MAGNETISM: Strong built-in magnetism which makes sure screwdriver bits stay in place, quick change and release system allow you to quickly install, lock and unlock the bit easily.

• HIGH QUALITY: quick release bit holder made of industrial heavy-duty chrome vanadium steel(CR-V) for maximum durability and long life.

• WIDE APPLICATIONS: The drill bit extender set is designed with a 1/4" hex shank and a 1/4" extension chuck adapter. 1/4" hex shank (6.35mm)can be easily fit into screwdriver bits, drill bits, pneumatic drills, impact drivers, etc.

• SATISFACTION GUARANTEE: We provide a two-year warranty, so please purchase with confidence! If you have any concerns or questions, please feel free to contact us.