discount 70% in 2018-09-23 to 2018-09-25
price: USD$ 25.20
freight :USD$7.00,(Postal parcel)
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Authentic Taiwan Dabao TOSG Ti extrusionscrewtap without cutting machine tapping for TIN-EXL-NRT flat B teeth TIN-EXL-NRT
Material: HSS-E (high speed steel containing cobalt)
Tooth type: long tooth type
Surface treatment: Ti
Application materials: zinc plate, iron plate, copper plate, aluminum plate, stainless steel plate and other materials
Other instructions: P stands for sharp points and is generally suitable for through-hole tapping. B represents flat ends and is usually suitable for blind hole tapping.
Extrusion screw tap and screw cutting different points 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, torsion strength. The tap life long is not easy to break. Materials with great extensibility.