What You Get: This set comes with 1 inch Torx impact driver bits, it includes: T7*2, T8*2, T9*2, T10*2, T15*2, T20*2, T25*2, T27*2, T30*2, T40*2. Also a 3” bit holder extension. All bits have a 1/4” quick change hex shank.
Quality Material: These are made of S2 high quality material which are anti-rust, anti-corrosion, anti-impact and tough, great wear resistant. Has high hardness and a long life.
Precision/ Magnetic Machined Tip: Heat treat manufacturing for a stronger bit. Superior fulfillment for full contact and longer life. Each tip is magnetic so you can hold on to your screws without no slipping or stripping.
Torsion Zone: Absorbs high torque of impact driver to avoid fatigue when heavy screw driving 30x lifetime over standard bit, distributes force and prevents breakage.
Bit Holder: The bit holder is a has all features of magnetic, quick change, double lock, and torsion zone design.
