Jun 01, 2025
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Product Description: 3 points carbide heavy duty drill manufactures for hard steel Introduction: Engineered for extreme durability in drilling hardened steels (HRC 45-65), these high-performance carbide drills feature a ...learn more
4mm - 32mm Heavy Duty Drill Bit HRC45 - HRC65 Spiral Flute Drill Bit

4mm - 32mm Heavy Duty Drill Bit HRC45 - HRC65 Spiral Flute Drill Bit

30000-100000pcs per month
ISO9001
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