Compact Set: our 1/4" torque screwdriver set includes the torque screwdriver, 5 phillips bits, 5 pozidriv bits, 5 slotted bits, 5 hex bits, 10 trox bits, 6 metric hex bits, 4 square bits, 1 100mm shaft extension, 1 T-bar handle, and 1 1/4" socket Superior Material: This toolset is made of strong and sturdy S2 steel. All tools are protected with anti-rust oil to be corrosion resistant. Anti-rust oil is necessary for maintenance purposes Fast Finding: We choose high-visibility color coding for quick and easy size identification; plus, we label every single bit on each bit holder which can help you to find the right bit in no second Ergonomic Design: The portable box is designed for well-organizing, storage, and transport. All flat bits are hollow-ground to perfectly fit all the screws. Its T-BAR handle improves the experience during every single turn Maintenance Needed: Extra anti-rust oil is recommended for longer-lasting. Keep the box in cool and dry area, wet air is more likely to make the bits rusted Torque Screwdriver Wrench Driver Set 10-70 Inch Pounds lbs for Maintenance with T-bar Handle, 40 Hex Bits, 1/4" Socket, Shaft Extension, For Tools, Bike Repairing and Mounting