IRWIN HSS TCT Tip Drill Bit, 5mm, 86mm Length
Precision **IRWIN TCT drill bit (5mm)** for hardened steel, cast iron & alloys. Tungsten carbide tip, 86mm length, professional-grade.
The IRWIN HSS TCT Tip Drill Bit is designed for precision drilling in hardened materials, including steel, cast iron, bronze alloys, and manganese alloyed steel. Its Tungsten Carbide Tipped (TCT) construction ensures exceptional durability and cutting performance, capable of drilling materials up to 50 Rockwell C hardness.
Featuring a four-facetted grind, this drill bit offers low drilling pressure and perfect centring, reducing the risk of wander and ensuring accurate results. The Chrome Vanadium Steel body is hardened to 56 Rockwell C, providing enhanced strength and resistance to wear.
Optimal Performance Tips
- Always use a 3-6% emulsion coolant when drilling with TCT bits to extend tool life and improve cutting efficiency.
- Suitable for use with stationary machines for maximum control and stability.
Applications
- Drilling in hardened steel
- Drilling in cast iron
- Drilling in bronze alloys
- Drilling in manganese alloyed steel
Technical Specifications
- Type: HSS TCT Tip Drill Bit
- Material: Tungsten Carbide Tipped (C2 Grade), Chrome Vanadium Steel Body
- Hardness (Tip): Up to 50 Rockwell C
- Hardness (Body): 56 Rockwell C
- Diameter: 5.0mm
- Total Length: 86mm
- Working Length: 52mm
- Weight: 10g
Backed by Irwin’s reputation for high-quality precision tools, this drill bit is a reliable choice for professionals and DIY enthusiasts tackling tough materials.
- Material: Tungsten Carbide Tipped (C2 Grade), Chrome Vanadium Steel
- Tip Hardness: Up to 50 Rockwell C
- Body Hardness: 56 Rockwell C
- Diameter: 5.0mm
- Total Length: 86mm
- Working Length: 52mm
- Weight: 10g
- Special Feature: Four-facetted grind for low drilling pressure
- Coolant Recommendation: 3-6% emulsion for extended lifespan
Always follow local regulations and product guidance.
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.
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