discount 70% in 2018-09-19 to 2018-09-21
price: USD$ 47.60
freight :USD$7.00,(Postal parcel)
Search Similar or mail to saler or send message to saler
Material: HSS-E (high speed steel containing cobalt)
Standard: metric / us
Ingestion: 2 teeth (B) /4 teeth (P)
Surface treatment: None
Precision class: JIS class
Groove type: squeezing teeth type
Chip removal method: no
Application materials: alloy steel, carbon steel, zinc plate, iron plate, copper plate, aluminum plate, stainless steel plateSpecial note: not suitable for ferroalloy / cast iron materials）.
Features: 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, torsion strength life is long, the tap is not easy to break. Materials with great extensibility.