13 Piece Drill Set – Jobber Black Oxide – 135° Split Point – Precision for Metal Drilling
The 13 Piece Jobber Drill Set offers industrial-grade performance, featuring a 135° split point for increased accuracy and control. Made from high-speed steel (HSS) with a black oxide surface treatment, these drill bits are corrosion-resistant and provide increased lubricity for better performance in metal drilling applications. Precision CNC-machined for faster and more efficient chip removal, this set is ideal for a wide range of material applications, from aluminium to stainless steel.
Key Features:
- Fractional sizes: 1/16″ to 1/4″
- Black oxide surface treatment resists corrosion and increases lubricity
- 135° precision split point for improved accuracy and control
- Industrial-grade NAS High-Speed Steel (HSS)
- CNC-machined for faster chip removal and smoother drilling
- Heavy-duty metal storage case with numbered tip-out indexes for organisation
Material Applications:
- Aluminium, copper, cast iron, low and medium carbon steel, steel alloy, stainless steel, strength alloys, plastic

Why Choose William Lees & Sons?
For over 30 years, William Lees & Sons has been a leading supplier of high-quality aircraft and sheet metal tooling components. We are proud distributors of top brands like US Industrial Tool, Sioux Tools, and HS Tooling (Hi-Shear), serving leading aerospace companies like Airbus, BAE Systems, and British Airways.
Worldwide Shipping Available
We provide worldwide shipping through our own couriers or trusted third-party services, ensuring fast and reliable delivery. Contact us for more information or to combine items and reduce shipping costs.





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