HSS drill bits are suitable for the majority of day-to-day general-purpose engineering applications. Steam tempered for additional strength, they are designed for professionals and are ideal for the below applications.
 
Suitable for drilling: General purpose applications, including steels, cast steel, grey cast iron, malleable cast iron, nickel-brass, aluminum alloy, sheet metal, plastic, and graphite.
 
Applicable to Materials
Steel
Stainless Steel
Cast Iron
Plastics
Features
Steam Oxide for increased wear resistance & lubricity.