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Taiwan TOSG American spiral groove screw UNC1-64U2-56U3-48U4-40U5-40U6-32U8-32

Factory direct selling price concessions, complete specifications, strong wear resistance, long life, cost-effective

discount 70% in 2018-09-19 to 2018-09-21
price: USD$ 19.60
freight :USD$18.00,(Express)
freight :USD$7.00,(Postal parcel)
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Product Name: TOSG spiral wire tappingEX-SFT         

      Spiral taps are suitable for tapping low, medium carbon steel and stainless steel with tapping depth less than 20 and tapping with water soluble cutting oil Spiral screw in blind hole tapping, cutting steel continuous discharge effect is good. Because the rightward rotation worm groove 35 degree cutting can be discharged out from the hole, the cutting speed can be compared with the straight groove screw speed 30%-50%, blind hole tapping effect is good for high speed chip successfully.