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Japan OSG EX-AL-SFT special aluminum screw tap M2.5X0.45M3X0.5M4X0.7M5X0.8

Quality assurance, price concessions, please call 13538304172

discount 70% in 2018-09-21 to 2018-09-23
price: USD$ 28.00
freight :USD$18.00,(Express)
freight :USD$7.00,(Postal parcel)
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OSG special aluminum spiral wire tapping in on aluminum tapping, due to the special nature of aluminum (aSoft and sticky knife, not easy to cause chip taps of blocked chips wear and break etc.)

Special aluminum wireThe cone flutes relatively ordinary spiral screw reduced to 2, and deepen andWide processing discharged continuously in the cutting aluminum material cutting effect is good. Because about 35 degreesThe rightward rotation worm groove cutting can be discharged out from the hole, the cutting speed can be compared with straight wireThe attack speed 30%-50%, because of its relatively common screw flutes deeper and wider soNot easy to block debris, silk attack is not easy to break. The second special aluminum tapping teeth effectively reducedTo the ordinary tap for 1/3 deep hole processing is also very effective.

Model: EX-AL-SFT

Material: HSS-E (cobalt high speed steel)

Standard: metric / us

Eat: 2.5 teeth

Surface treatment: no

Precision grade: OSGOH OH1OH2OH3OH4

 Application materials: aluminum, aluminum, Aluminum Alloy, aluminum casting material, zinc alloy, magnesium alloy and other materials