135° Split Point Cobalt Steel Drill Bits. Precision for Industrial and Aerospace Applications. These 135° Split Point Cobalt Steel Drill Bits are designed for accuracy and high-performance drilling. Manufactured from industrial-grade NAS cobalt steel (HSCO), these bits are precision CNC-machined to improve chip evacuation and reduce end load pressure, making them ideal for heavy-duty industrial use. The 135° split point tip provides superior control, penetrating surfaces with ease while preventing bit walking. These drill bits are ideal for high-temperature applications and come neatly organised in a heavy-duty metal index case. Fractional sizes available from 1/16? Up to 3/8? 135° split point tip for superior accuracy and control, preventing drill bit “walking”. Industrial-grade NAS cobalt steel (HSCO) construction for durability and high-temperature performance. Precision CNC machining for improved chip evacuation and reduced end load pressure. Heavy-duty metal index case with numbered metal tip-out indexes for easy organisation. Aluminium, copper, cast iron, low and medium carbon steel, steel alloy, stainless steel, strength alloys, plastic. ALL PRICES INLCUDE VAT. William Lees & Sons have been suppliers of top quality and competitively priced aircraft and sheet metal tooling components for over 30 years? Distributorships include US Industrial Tool, Sioux Tools, HS Tooling(Hi-Shear) – Please visit our site SKINPINS for more information and to download catalogues. Our products and services, including our wide range of Skinpins (Temporary Fasteners), are used by leading aerospace companies including: Airbus, BAe Systems; British Airways; Short Brothers and Virgin Atlantic – as well as many others through sub-contractors and distributors. We also supply Formula 1, automotive, colleges and sheet metal industries. Furthermore, we are delighted to supply smaller businesses too, so don’t hesitate to get in touch to find out how we can help you.