Description
HSS-Co Split Point Straight Shank Cobalt Jobber Drill 3.00mm – Somta Series 177
The SOMTA 1770300 – 3.00 mm HSS-Co Cobalt Jobber Drill Bit is a high-performance solution for drilling hard and heat-resistant materials. Built to DIN 338 standards, this jobber-length drill features a 118° split-point tip that ensures precise, self-centering starts, and a 30° right-hand spiral for efficient chip removal. Made from high-speed steel with 5% cobalt (HSS-Co), this drill delivers superior red hardness and extended tool life, making it ideal for stainless steel, titanium, cast iron, and high-tensile alloys.
Key Features Benefits
- 118° Split Point Geometry – Minimizes bit walking and allows clean, accurate starts.
- 30° Right-Hand Spiral – Enhances chip evacuation and improves drilling efficiency.
- HSS-Co (5% Cobalt) – Provides increased hardness, heat resistance, and durability for tough applications.
- Bright Finish – Reduces friction and enables easy wear inspection.
- DIN 338 Jobber-Length Standard – Balances rigidity with reach for general-purpose and precision use.
- Straight Shank – Ensures stable chuck engagement and accurate hole alignment.
- Optimized for Hard Metals – Perfect for stainless steel, cast iron, high-carbon steels, and alloys.
Technical Specifications
- Part No: 1770300
- Cutting Diameter: 3.00 mm
- Flute Length: ~33 mm
- Overall Length: ~61 mm
- Point Angle: 118°, Split-Point (Type N)
- Helix Angle: 30°, Right-Hand Spiral
- Shank: Straight, Full 3.00 mm Diameter
- Material & Finish: High-Speed Steel with 5% Cobalt (HSS-Co), Bright Finish
- Standard: DIN 338 (Jobber-Length)
Why Choose the SOMTA 1770300 Cobalt Jobber Drill?
- Built for High-Temperature Drilling – Maintains cutting efficiency under intense heat.
- Durable for Difficult Materials – Outperforms standard HSS drills in tough metals.
- Precision-Engineered – Ensures clean, accurate holes for workshop and industrial use.
- Ideal for Fabrication and MRO – Trusted by professionals across high-demand environments.
The SOMTA 1770300 3.00 mm cobalt jobber drill offers robust performance, high thermal resistance, and precise results, making it a must-have for anyone working with hard or abrasive materials.
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