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Japanese OSG left tooth spiral wire tapping M3X0.5M4X0.7 reverse tooth M6X1 tap M2X0.4

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discount 70% in 2018-09-23 to 2018-09-25
price: USD$ 24.50
freight :USD$18.00,(Express)
freight :USD$7.00,(Postal parcel)
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Please read the following information carefully before you shoot:
A, this shop is a store delivery, there are a large number of stock, but the spiral screw with different precision and surface treatment, so before making contact dispensers or call 15019105750.

Two, OSG left teeth spiral wire tapping, M series has the following specifications M2M3M4M5M6M8M10 has standard accuracy of OH2, the need for non-standard precision OH3OH4 buyers can contact the dispensers or electric couplet15019105750
Specification: tooth diameter X tooth pitch


Three, the left tooth spiral groove tap (EX-SFT)
1:EX-SFT standard conventional blind hole can also be used through holes.
2: standard standing inventory, spiral screw and straight groove screw is different, the ordinary straight groove groove silk attack line type, and the spiral screw is a screw type. Spiral screw in tapping, to increase its rotation of the spiral groove, can easily cut iron from the hole, so as to avoid iron residue or blockage in the trench, caused by tapping broken edge crack, so it can increase the life of wire tapping and cutting out the thread of the highest precision. Screw thread tap is suitable for cutting high toughness material, but not suitable for cast iron and other chip materials.