discount 70% in 2018-09-25 to 2018-09-27
price: USD$ 77.00
freight :USD$7.00,(Postal parcel)
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A price for the price of a box of tap
M3--M10 is a box of 10
M12-M16 is a box of 5, M18 more than a single independent.
Material: high quality steel W6Mo5Cr4V2 (6542) HSS, the accuracy of H2
Full grinding process:
Straight slot taps: it is the most versatile, through holes or blind holes, non-ferrous metal or black metal can be processed, the price is the cheapest. But the poor, what to do, what not to do the best.Bottom hole formula: diameter = - pitch diameter of thread.