RS PRO HSCo Twist Drill Bit, 9mm Diameter, 125 mm Overall

This RS PRO twist drill bit has a 135° split point and a right-hand spiral for drilling into tough materials. It's suitable for drilling through hardened, stainless and alloy steel, as well as titanium and cast iron.


Thanks to its high-speed cobalt (HSCo) material, the drill bit is strong and heat-resistant. It also features an amber finish for corrosion resistance, ensuring high performance even in demanding environments.


You can use this drill bit for general workshop projects as well as professional maintenance and engineering. It meets the DIN 338 standard specifying dimensions for twist drills, meaning you can reliably drill standard-sized holes for your components and fasteners.