Long Description | Series L100 HSS Straight Shank Long Series Drills. Metric. General purpose drills which are designed to drill steels with tensile strength up to 1,000N/mm2, cast steel, grey cast iron, malleable cast iron, nickel brass and graphite. Point angle: 118°, helix angle: normal, web thickness: normal, relief angle: 10° - 20°, tolerance of diameter: h8, tolerance of f11. Manufactured to BS 328; Part 1: 1986, DIN 340 RN, ISO 494. | Series S100 HSS Straight Shank Stub Drills. Metric Sizes. General purpose drills for use on automatics and turret lathes. Suitable for drilling steels, cast iron, alloy steel and malleable cast iron. Point angle: 118°, helix angle: normal, web thickness: standard, relief angle: 10° - 20°, tolerance of diameter: h8, tolerance of shank: f11. Manufactured to BS 328: Part 1: 1986/DIN 1897. | Series L100 HSS Straight Shank Long Series Drills. Metric. General purpose drills which are designed to drill steels with tensile strength up to 1,000N/mm2, cast steel, grey cast iron, malleable cast iron, nickel brass and graphite. Point angle: 118°, helix angle: normal, web thickness: normal, relief angle: 10° - 20°, tolerance of diameter: h8, tolerance of f11. Manufactured to BS 328; Part 1: 1986, DIN 340 RN, ISO 494. |