Chicago-Latrobe General-Purpose Jobber Length Drill Set, High Speed Steel, Black Oxide Finish, 118 DEG Radial Point, Number of Pieces 29, Style: 150, Set Size Range: 1/16 - 1/2 IN, Set Size Increment: 1/64 IN, For Carbon Steel And Cast Iron
General-purpose geometry for drilling in a wide range of operating conditions and material; Metric sizes are manufactured to DIN 338 specifications; Black oxide surface finish increases wear resistance and adds lubricity, improving chip flow