Tools & Gear Drills Specialist

2570-8 8mm HSS Cobalt TiAlN Coated Spotting Drill HSS-Co5 (Cobalt) Titanium Aluminium Nitride Coated (TiAlN) Spotting Drill. Titanium Aluminium Nitride (TiAlN) coated High Speed Steel with 5% Cobalt. Violet/Grey colour. Spotting Drills have practically no flutes and are designed to be extremely rigid. They are used to create precise spot holes by making a small indentation in the workpiece that prevents the twist drill from wandering.