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HSS Split Point Straight Shank Jobber Drill 5.50mm – Somta Series 101
The SOMTA 1010550 – 5.50 mm HSS Jobber Drill Bit is a premium general-purpose drill manufactured to DIN 338 standards. It features a 118° split point for self-centering starts and a 30° right-hand helix for smooth and efficient chip evacuation. Constructed from high-speed steel (HSS) and finished with a protective blue oxide coating, this drill delivers durability, reduced friction, and reliable performance across a wide range of materials such as steel, aluminum, plastics, and wood.
Key Features Benefits
- Split Point Geometry – 118° tip ensures accurate, self-centering starts without pilot holes.
- Right-Hand Spiral, 30° Helix Angle – Improves chip clearance and cutting efficiency.
- High-Speed Steel (HSS M2) – Offers excellent strength, wear resistance, and thermal stability.
- Blue Oxide Finish – Enhances tool life, reduces heat buildup, and resists corrosion.
- DIN 338 Jobber-Length Standard – Ensures optimal reach and rigidity for versatile applications.
- Straight Full-Diameter Shank – Allows secure grip and accurate drilling alignment in chucks.
- Versatile Application – Suitable for hand drills, drill presses, and CNC machines.
Technical Specifications
- Part No: 1010550
- Cutting Diameter: 5.50 mm
- Flute Length: 57 mm
- Overall Length: 93 mm
- Point Angle: 118°, Split-Point (Type N)
- Helix Angle: 30°, Right-Hand Spiral
- Shank: Straight, Full 5.50 mm Diameter
- Material & Finish: High-Speed Steel (HSS M2), Blue Oxide
- Tolerance: H8
- Standard: DIN 338 (Jobber-Length)
Why Choose the SOMTA 1010550 Jobber Drill?
- Precision-Ground for Accuracy – Delivers smooth, straight holes in various materials.
- Durable Construction – Withstands wear and heat for longer service life.
- Professional Finish – Reduces friction and improves chip flow in deep or repetitive drilling.
- Reliable General-Purpose Tool – Perfect for workshops, fabrication, and industrial use.
The SOMTA 1010550 jobber drill is engineered for everyday performance, offering a dependable solution for accurate drilling in metal, plastic, and wood in both manual and machine-driven operations.
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