*HSS-Co Drill Bit Set for High Tensile Steels such as Stainless Steel
*Alloyed with 5% Cobalt to improve heat resistance which will perform and outlast normal HSS bits particularly if your work involves drilling tough metals
*Handheld and Stationary Use (In Drill Press)
*135 Degree Split Point Tip
*15 pieces drill bits with different size in one super value set