Dormer A108 HSS Stainless Steel Jobber Drill Bit 3.9mm Pack of 10

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Dormer A108 HSS Stainless Steel Jobber Drill Bit 3.9mm Pack of 10

Crafted from premium High-Speed Steel (HSS), this 3.9mm jobber drill bit is engineered specifically to cut through stainless steel and other tough, hard materials with precision and reliability. Whether you are working on stainless sheet, pipe, or plate, this drill bit maintains its sharpness and resists heat build-up, delivering clean, accurate holes every time. The Dormer A108 series is trusted for its consistent performance in demanding metalworking applications, making it an essential addition to any professional or serious DIY toolkit.

- Precision ground High-Speed Steel construction for durability and long life

- Optimised geometry for efficient swarf removal and reduced heat generation

- Designed specifically for stainless steel, alloy steels, and high-strength materials

- 3.9mm diameter (commonly used for M4 clearance and tapping pilot holes)

- Jobber length (standard length) provides excellent balance between stiffness and reach

- Pack of 10 ensures you have spares for repeated or large-scale tasks

- 118-degree point angle for clean starting and reduced walking

- Bright finish for lower friction and improved chip flow

- Suitable for use in hand drills, pillar drills, and CNC machines

- Manufactured to tight tolerances for consistent cutting performance

Ideal for engineers, fabricators, and metalworkers who demand reliable results from their tooling.

GTIN: 7320760008201