ISO HSS Metric Coarse Taper Hand Taps
Made from high speed steel these hand taps are the general purpose option for thread cutting in most materials including steel, some stainless steels, cast irons and non-ferrous materials These are straight flute general purpose tools which can be used for both machine or hand tapping, but are best on materials that produce chips, or where the swarf breaks readily.
Taper Taps have a lead of 8-10 thread chamfer, the taper acts as a lead in and guide in the starting and cutting action of the thread.
Taper style taps help to start the thread square with the workpiece.
Taper taps are commonly used in through holes and in materials where a tapered guide is necessary.
These taps can also be used as a machine tap for tapping in free cutting steel up to 800N/mm2.