Spiral Thread Cutter ISO Metric
(Internal)

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Accurate tolerance range, no need to consider the problem of tooth pitch,which makes processing more convenient. 
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Titanium-silicon coating on the back,excellent bending resistance and excellent cutting angle make it easy to machine difficult-to-machine materials. 
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The cutting resistance is low and the chips are short,and the tool is not easy to break during processing.It can be easily removed without damaging the workpice,which greatly reduces the processing risk.