产品描述：
Sherwood Extra Length Drills Taper Shank HSS
General purpose drills for steels, cast steel, grey cast iron, malleable cast iron, nickel brass, aluminium, alloy and graphite. Point angle 118, helix angle: normal, web thickness: standard, relief angle 8-20, tolerance of diameter: h8. Point angle to BS328 PTI 1986.
For all dimensional specifications please refer to our catalogue.
2 Morse Taper -Metric