Tapping drill size for M12 x 1.75 Taps

Drills bits with EXTRA bite. Viper Plus is an industrial quality drill bit designed for machine and hand held drilling in stainless steel, steel, aluminium, cast iron, brass, wood and plastic. Featuring a Futura Nano PVD coated tip – the latest generation coating for ultimate wear resistance and increased productivity. This drill bit has been independently tested to exceed 2X tool life compared to standard Viper drill bits.