✔︎ DESIGNED TO LAST: Manufactured from Cobalt Steel, our amazing et is extremely heat resistant; for much faster cutting and extra longer life span, with up to twelve times when compared with an average HSS drill bit.
✔︎ EASY TO USE: Our Set is designed to penetrate quickly with less pressure. Will not "walk" or "wander". Straight shank allows for firmly holding and accurate centering, fit for standard drill chucks and regular round collet chucks. Suitable for all drills and power screwdrivers.
✔︎ A COMPLETE SET: The Set includes 6 pieces of Cobalt Steel twist drill bits (1/4'' bit shank size), meeting all your needs.
✔︎ DESIGNED FOR METALWORKING: Particularly successful in cutting through hard metals such as stainless steel and cast iron, as well as softer materials, too.