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ATD - PROTWIST® screwdrivers for Pozidriv® screws - round blades, PZ0 - PZ4

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• 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.
• NF ISO 8764-1, NF ISO 8764-2, ISO 8764-1, ISO 8764-2, DIN ISO 8764-1, DIN ISO 8764-2, ASME B107.600.