discount 70% in 2018-10-17 to 2018-10-19
price: USD$ 36.40
freight :USD$7.00,(Postal parcel)
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Metric system:Minimum packaging salesM3-M10 is 10, M12 is 5, M14-M16 is 3, M18 is more than 2.
Daily bid:M3 - M12, all specifications are 3 boxes
These are not sold in bulk. Thank you!
The metric spiral tap is more suitable for machining non hole thread, and the chip is discharged backwards when machining. Because of the spiral angle, the actual rake angle of the tap will increase with the increase of the helix angle.
Bottom hole formula: diameter = - pitch diameter of thread.
Shaw Tool Co., Ltd. produced, 6542 material (M2),Full grinding process, H2 precision grade, toughness, good hardness.