3. 5mm & 9 64IN ) minimises wandering when starting. Viper point design is 2 times faster, out performing conventional drill bits." Made from M2 High Speed Steel (HSS) offering the best combination of strength, heat & wear resistance" name="description"/> 3. 5mm & 9 64IN ) minimises wandering when starting. Viper point design is 2 times faster, out performing conventional drill bits." Made from M2 High Speed Steel (HSS) offering the best combination of strength, heat & wear resistance" property="og:description"/> 3. 5mm & 9 64IN ) minimises wandering when starting. Viper point design is 2 times faster, out performing conventional drill bits." Made from M2 High Speed Steel (HSS) offering the best combination of strength, heat & wear resistance" name="twitter:description"/>