HSS Cobalt TiAlN Coated Spotting Drill | Bordo
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HSS-Co5 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.
