Irwin HSS Cobalt Drill Bits (10) 3.5mm OL:70mm WL:39mm

General description This set includes 10 high-speed steel (HSS) cobalt drill bits, each with a diameter of 3.5mm. Designed for drilling into tough metals, these drill bits offer enhanced durability and performance. Technical specifications Material: High-speed steel with 5% cobalt addition Diameter: 3.5mm Total length: 70mm Working length: 39mm Quantity: 10 pieces Compatibility and accessories Suitable for drilling in hardened and acid-resistant steels Compatible with standard drill chucks Installation Insert the drill bit into the drill chuck and tighten securely Ensure the drill is set to appropriate speed for metal drilling Usage Use with appropriate safety equipment Apply steady pressure during drilling Use cutting fluid if necessary to reduce heat and prolong tool life

HSS Cobalt Drill Bits (10) 3.5mm OL:70mm WL:39mm, Weight: 0.04 pounds, Manufacturer: IRWIN