Irwin 10502549 HSS Cobalt Drill Bit Jobber

This is a high-quality twist drill bit designed for precise drilling in a range of materials, including stainless steel and other high alloys. It features a cylindrical shank, a 135° tip angle, and is made from high-speed steel (HSS) containing 5% cobalt for enhanced wear resistance. The bit conforms to DIN 338 and is compatible with standard drills and drill presses. Specifications include a diameter of 4.2 mm, a working length of 43 mm, and an overall length of 75 mm. The drill bit is suitable for professional and DIY use and is designed for reliable, accurate drilling with proper speed and pressure for the material. Includes one drill bit.

Features

• 135° tip angle with split point for centering and reduced drilling pressure
• Ø4.2 mm; working length 43 mm; overall length 75 mm
• Material: HSS with 5% cobalt for extended life
• Shank: Cylindrical; compatible with standard drills and drill presses

Technical specifications

• Size: Ø4.2 mm; Working length 43 mm; Overall length 75 mm
• Material: HSS with 5% Cobalt
• Tip angle: 135° (split point)
• Shank: Cylindrical
• Standard: DIN 338