High-performance IRWIN 4mm cobalt drill bits for stainless steel and alloys. DIN 338 standard, 135° split point.
The IRWIN Metric HSS Cobalt Drill Bits are engineered for exceptional performance in drilling stainless steel and other high alloy steels. Featuring 5% cobalt content, these bits offer heightened heat and abrasion resistance, while their heavy-duty web construction ensures superior strength and durability. The 135° split point design allows for immediate engagement, reducing bit walk and providing precise, accurate drilling. Manufactured to DIN 338 Standards, these drill bits guarantee professional-grade results for demanding applications.
Key Features
Specifications
Free standard delivery on UK mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For faulty items, contact us within 14 days for a replacement or refund.
View Full Delivery & Returns PolicyWe take the utmost care with your payment and personal details. Our website employs advanced encryption technology, including Secure Sockets Layer (SSL), to protect your information during transmission. You can verify a secure connection by looking for 'https' and a locked padlock in your browser.
Cookies enhance your shopping experience by keeping track of your basket and remembering you when you return. We also use banner advertising based on your browsing history to present products of potential interest.
Beware of phishing scams! We will never ask for personal details via email. If such information is required, we'll request you to contact us by phone. If you receive an email requesting sensitive information, do not respond and let us know immediately.