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M2-M16 use screw tap cr12cr40cr30cr steel die steel ET ouba UK

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price:USD$250.00
discount 70% in 2018-09-24 to 2018-09-26
price: USD$ 175.00
freight :USD$18.00,(Express)
freight :USD$7.00,(Postal parcel)
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Please read the following information carefully before you shoot:
First, our store is shipped goods, there are a large number of inventory spot, but the spiral wire tapping has different precision and surface treatment, so please contact with the boss before the call or call15019105750

 
 
Two, ETPM die steel with spiral wire tapping, the price of different precision is the same, please rest assured to buy, on the accuracy of the purchase will be described below, or before the contact with the shopkeeper, what kind of accuracy, or electric connection15019105750
Specification: tooth diameter X tooth pitch
 

 

 

Three, spiral groove tap PM
1:PMStandard conventional blind hole can also be used through holes.
2: standard goods standing stock, screw wire attack and general straight groove wire attack is different, ordinary straight groove wire attack groove into linear type, and spiral wire attack is spiral type. When the screw thread is used to attack the tooth, the iron filings can be easily discharged from the hole by the spiral rotation of the spiral groove, so as to avoid the residual iron or the blockage in the groove, and cause the broken edge of the wire tapping and breaking, so that the life of the wire tapping can be increased and the thread with the highest precision can be cut out. Spiral wire tapping is suitable for cutting high toughness materials, but not suitable for fine chips such as cast iron