Drill Bits with Extra Bite. Viper Plus brings enhanced performance to the general-purpose jobber drill with benefits of the latest generation Futura Nano PVD coating. The highest wear is incurred at the drill tip and cutting edges to depths twice the drill diameter. The Viper Plus drill range with its Futura Nano coated tip is the highest performing drill of its kind in the market. Features: Made from High Speed Steel 118º Split point for easier penetration Futura Nano PVD coated tip for high wear resistance