1. T30 Torx chamfered tip, 6.34" (161mm) long arm, 1.26" (32mm) short arm.2. Made of high carbon steel by quenching, with high hardness and good toughness.3. Chrome-plated finish for rust and corrosion resistance.4. The versatile long/short arm design for longer reach in deeper work environments on the long end and additional leverage at the short end.5. Exquisite workmanship, each edge can accurately lock the screws without damaging the screws and the bit wrench. The hole in the center of each bit is tamper-proof.6. Can be used for tamper-resistant security screws. Widely used in DIY hand-making, automotive, bicycles, furniture, household appliances and most general repairs.7. Notice: Do not turn the screws with mismatched sizes to avoid damage to both the screw and wrench. .
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