IRWIN 63120 Jobber Drill Bit, 5/16 in Dia, 4-1/2 in OAL, Spiral Flute, 5/16 in Dia Shank, Cylinder Shank

USD 5.76

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High-speed steel with M-35, 5% cobalt, for higher heat and abrasion resistance; heavy-duty web construction for strength and durability. Split point begins drilling immediately, minimizing bit walk when used in applications such as metal drilling, including heavy-duty abrasive alloy metal drilling on hardened steel (heat-treated).
  • Constructed of M-35 5% cobalt high-speed steel for super abrasive resistance in tough metals
  • Constructed of M-35 5% cobalt high-speed steel for super abrasive resistance in tough metals
  • Heavy-duty spiral flute design produces faster chip ejection
  • Shorter cutting lips reduce torque for drilling in high tensile strength materials
  • 135 deg split point reduces feed pressure for easier penetration without work hardening and tip point ensures a true start and eliminates bit walking

A total of 4 guests made comments

Liam Johnson - 2024-03-03

The product quality is outstanding, and the shipping was incredibly fast. Customer service was very helpful throughout the process.

Ethan Walker - 2024-03-03

Superb experience from start to finish! The product arrived ahead of schedule, and the quality is just stellar. Excellent value and the support team was incredibly helpful.

Sarah Garcia - 2024-03-03

The product arrived sooner than I anticipated, and the quality is fantastic. Excellent value and the customer service team was incredibly responsive. A+ experience.

Emily Johnson - 2024-03-03

Absolutely delighted with my purchase! Fast delivery, excellent product quality, and the price is just unbeatable. Customer service was also very helpful.

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