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Machine taps tapping M2/2.5/3/4/5/6/8/10/12 special offer authentic Suzhou Changfeng machine

discount 70% in 2018-09-23 to 2018-09-25
price: USD$ 9.80
freight :USD$18.00,(Express)
freight :USD$7.00,(Postal parcel)
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Straight slot taps: it is the most versatile, through holes or blind holes, non-ferrous metal or black metal can be processed,

The price is the cheapest. But the poor, what to do, what not to do the best.

Bottom hole formula: diameter = - pitch diameter of thread.

Suzhou Changfeng Co. Ltd (original air measuring and cutting tools industry department Suzhou Changfeng Machinery Plant),

6542 material (M2),Full grinding process. (Customers reflect the aluminum better attack

Material description: W6M05Cr4V2 (M2) is China's typical W-Mo high-speed steel.

With 1% molybdenum can replace 2% tungsten and molybdenum by adding alloying elements in steel is reduced, thereby reducing the

The number and distribution of the carbide inhomogeneity, refine the grain. Compared with W18 steel,

The flexural strength of M2 steel is increased by about 17%, the impact toughness increased by more than about 40%, and large cross section

The tool also has the same strength and toughness, the tool can be used in the manufacture of large section,

Or under high impact tool. It added that even the same material,

May also be due to different manufacturers, because of its quenching technology and groove process, cause the tool performance of different


1. all the stores sell branded products are authentic, parents can rest assured to buy!

2. ourdefaultrhyme, sent through courier, SF to fill the post, please send a courier sf. There is not a place to notice, because the courier can not reach the loss is borne by the buyer.The shop is freight system accumulated. The pro submit orders can contact the customer to modify, do not be expensive freight away oh!!!!!

3. in the store to buy goods can be invoiced,Increase ticket plus 12%

4. if you receive the product quality problems, the store can be unconditional return, but the return to pay does not accept the store (including to pay SF)! But because of your order type set wrong, wrong size (or other reasons, what) does not affect sales again the store to exchange a purchase, but the pro have to bear the freight back and forth specific Pro advisory service!

5. because the product is synchronized with the network store sales, the product range of flow volume, occasionally out of stock, so before deciding to buy this baby, please you get in contact with the owner, to see if the spot. The general situation is not out of stock, such as out of stock I will inform you choose a refund or other goods, it does clearly better, you have to avoid delays in emergency.

Another shop to do business easily? TT we have very low profit and dedicated service, please pass on the love.