IRWIN HSS Cobalt Drill Bits Set, 3.5mm, 10-Pack

The IRWIN Metric HSS Cobalt Drill Bits are engineered for professionals requiring precision and durability when drilling stainless steel and other high alloy steels. These bits feature 5% cobalt content, enhancing heat and abrasion resistance, while the heavy-duty web construction ensures exceptional strength and long-lasting performance.

A 135° split point design allows for immediate drilling with minimal bit walk, providing cleaner, more accurate holes without the need for centre punching. Manufactured to DIN 338 Standards, these drill bits guarantee consistent quality and reliability for industrial applications.

Key Features:

• 5% cobalt alloy for superior heat resistance
• Heavy-duty web construction for durability
• 135° split point reduces bit walk
• DIN 338 compliant for precision engineering

Included in the Pack:

• 10 x HSS cobalt drill bits (3.5mm diameter)
• Total length: 70mm
• Working length: 39mm