General purpose metric drills for drilling steels, cast iron, nickel brass and graphite. | These HSS drills are designed for light duty work. | | Features and Benefits | • 1/2in. reduced parallel shank for drilling larger holes | | Notes | • Point angle: 118? | • Helix angle: normal | • Web thickness: standard | • Tolerance of diameter: h8 | • Tolerance of shank: 0.01/0.08. | | Standards | • Manufactured to works standard