discount 70% in 2018-09-18 to 2018-09-20
price: USD$ 82.60
freight :USD$7.00,(Postal parcel)
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Extrusion screw tap and cutting different point without cutting discharge as its characteristics of teeth, and the internal thread processing surface pressure created beautiful appearance. Smooth. Material wire continuous no cutting, thread strength increased by about 30%, the precision is stable, because of the extrusion die of wire diameter psychological endurance, torsional strength. The tap life long is not easy to break. Materials with great extensibility.