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The amount of authentic tap U.S. / American tap 5/16-18-20-24-27-28-32-36-40UNCUN

price:USD$19.25
discount 70% in 2018-09-18 to 2018-09-20
price: USD$ 13.47
freight :USD$18.00,(Express)
freight :USD$7.00,(Postal parcel)
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The amount of authentic American machine taps, W6542 high speed steel materials,
The above brands are pure, fake ten penalty
The quality of first-class reliable, cost-effective, you deserve!

The pictures are taken in kind, and the effect may be general.
If you don't know where you can, you can consult;
Absolutely authentic products, fake one penalty ten.

Also known as thread screw threads, the thread (tooth type angle 60, cutting height of H/8) is different from the Whitworth Thread (tooth type angle 55, cutting depth is H/6). Unified thread code "UN" before a letter "U" from among the Allies "unification"; after a letter "N" from the national threaded code N".

The first digit 3/8 said the screw diameter in inches, converted to metric units mm is multiplied by 25.4, which is 3/8 * 25.4=9.525mm; second, third, 24, 32, 16 and 20 per inch (the number of teeth in the length of 25.4mm); third after the words UNF, UNFF, UNC, code UN for the last two series code, 2A precision grade. UNC: unified coarse thread

Thread (except for) generally refers to the standard thread tooth type ANSIB1.1, the tooth angle is 60 degrees, parallel threads. Thread series refers to the combination of thread diameter and pitch, for Unified threads ASME refers to different number of teeth per inch in diameter corresponding to a certain set, namely the number of teeth per inch. Thread series including UNC, UNF, UNEF, UN, UNS five series, respectively, on behalf of the coarse and fine teeth, teeth, fine pitch, constant special thread. Among them, UNC, UNF is the most commonly used. The outer diameter of smaller size with said designations such as: NO:0, NO:1, NO:2, NO:3, NO:4, NO:5 until NO:12, a total of 10 numbers; then by inches, such as: 1/4-20UNC, 1/4 is the outer diameter, 20 teeth per inch, UNC refers to the coarse thread of American unity. The following is a common American ordinary (non useful) tap (TAP) specifications at the beginning of the U: NO0-80UNF, NO1-64UNC, NO2-56UNC, NO3-48UNC, NO4-40UNC, NO4-48UNF, NO5-40UNC, NO6-32UNC, NO6-40UNF, NO8-32UNC, NO8-36UNC, NO10-24UNC, NO10-32UNF, NO10-40UNS, NO12-24UNC, NO12-28UNF, NO12-36UNS, 1/4-20UNC, 1/4-24UNS, 1/4-28UNF, 1/4-32UNEF 5/16-20UN, 5/16-24UNF, 5/16-18UNC, 5/16-27UNS, 5/16-32UNEF, 3/8-16UNC, 3/8-20UN, 3/8-24UNF, 3/8-32UNEF, 7/16-14UNC, 7/16-20UNF, 7/16-24UNS, 7/16-28UNEF, 1/2-12UNS, 1/2-13UNC, 1/2-16UN, 1/2-20UNF, 1/2-28UNEF, 9/16-12UNC, 9/16-18UNF, 9/16-24UNEF, 5/8-11UNC, 5/8-18UNF, 5/8-24UNEF, 3/4-10UNC, 3/4-16UNF, 3/4-20UNEF, 3/4-24UNS, 7/8-14UNF, 7/8-20UNEF, and 7/8-24UNS, 1 5/16-28UN, 1, -8UNC, 1, -12UNF, 1, -20UNEF, 1-1/8-12UNF, 1-1/8-16UN, 1-1/4-7UNC, 1-1/4-12UNF, 1-1/2-6UNC and so on.

Goods in this shop100%Shooting in real lifeThe owner photographed himself,

Maximum extentEnsure the goods and picturesUniformity         

Due to the display, shooting environment, camera and other objective factors, color difference is difficult to avoid,

Refer to the actual product

           .The online shop, product specifications complete, adequate supply, reputation guarantee, long-term supply of products 

(buyer's notice):

1:First choice in our shopstoYou can also choose Yun express. Through courier express every day, to send other express buyers, take the initiative to contact us, and must note, urgently express SF EXPRESS, remote regionsEMSTo pay the difference, please take the initiative to contact us, thank you.

2After the buyer photographed the product, please carefully check the details of the receipt, so as not to cause unnecessary trouble

3-: in general, the delivery time: buyers in the afternoon16:30Previously photographed and payment of goods, the normal day delivery, afternoon16:30After the purchase of goods, the next day delivery, weekend, holidays postponed.

4Ladies and gentlemenWhen they receive the mailPlease check the number of face to face inspection, check and correct after the signature! If the goods are found damaged, the number of discrepancies, unpacking of goods damaged, please refuse to sign, and timely contact with us. If the sign after the discovery of the above problems, the transport side will not assume any responsibility, as the seller can not, please remember
5:Express delivery time, due toThe weather causes of automobile failure caused by transportation, time delays, unable to estimate, inform us, we actively cooperate to please you have to wait. Dispatch must be specified (SF express)

6. please buyers after receipt of goods, acceptance of goods without problems, as soon as possible within 1-2 days to confirm receipt, if there is a timely notification or timely treatment for you, 1-2 days after receipt of the goods did not confirm, and did not contact the owner. The goods deemed to be received by buyers are qualified. After asking the owner to replace the accessories or say that the goods have problems, our shop is not responsible! Please buyers know!

7. all the products in our shop have been inspected strictly before sending out, and absolutely ensure the goods are in good condition. The buyer should be in the freight company after receiving the goods

Check the goods in front of the crew, if there is damage, let the staff issue "damage certificate", and then return the goods through the freight company

Here, I'm in charge of the change.If the goods are damaged and replaced after receipt, the store is not exchangeable. Thank You for Your Cooperation!!!