ATSQ – PROTWIST® screwdrivers for Robertson® square head screws

• Inline hardening process
– +100% tip life and +100% bar strength.
• Handle material
– softer for more comfort and still chemical resistant.
• Blade “tri-coating” treatment (Zinc-Nickel-Chromium)
– 4x corrosion resistance.
• Handle “Channel” – +10% torque.
• Laser marking – gives virtually permanent marking.
• CNC tip machining – gives better screw fit increasing torque transfer
and reducing wear.