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12.9 grade nickel plated six corners screw M12*16/20/25/30/35/40/45/50/55/60/65/70

discount 70% in 2018-09-26 to 2018-09-28
price: USD$ 1.61
freight :USD$18.00,(Express)
freight :USD$7.00,(Postal parcel)
Minimum Order Quantity:6
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Name: DIN912 metric alloy steel grade 12.9 inner six corner screw (cup head)

Tooth pitch: metric thread *1.75

Material: 12.9 grade alloy steel

Surface treatment: nickel plating

Head treatment: anti slip knurling

Head thickness: 12mm

Head diameter: 18mm

The inner six corner wrench: 10mm

Specifications: for example

For example: the inner six corners screw M12 x 16 (finger thread diameter 12mm x screw length 16mm) does not include the length of the screw head

M12 half tooth screwThe length of teeth was 36mm

Shopping instructionsDys precision hardware         

1. screw diameter: the diameter of the general screw is only the thickness of the thread part, in the production and national standards, the thickness is under tolerance, such as 11.7MM11.8MM11.75MM11.5MM belongs to the 12MM screw, 9.7MM9.75MM9.68MM and so on belong to the 10MM screw, etc..

2. screw length: general flat head, countersunk head screw is in accordance with the length of the total screw to calculate, the other six corner head, round head, inside the six corners and other length is not connected to the head, that is, according to the length of the screw to calculate.

3. screw specifications: many stores are multiplied by how much, such as M10*25 is also 10MM thick, 25MM long screw.

Size of 4. pad: how many screws should be used in thickness?.

5. shipping instructions:The buyer before the goods taken, please contact the owner if the goods, in order to avoid the inconvenience caused by the shortage of stock pro. Under normal circumstances, the stock can be shipped on the same day, such as out of stock. We'll notify buyers in time.

About 6. freight: because the screw belongs to all kinds of cargo, freight vary across different freight,Please do not take immediate payment of goods, contact the owner to modify the freight, and then payThanks for your cooperation.

7, on the invoice: our baby prices are not tax price, but can be free to issue formal receipts, if you need to issue formal invoices need to add tax, ordinary machine invoice plus 5% tax.

8. stores defaultTactExpress delivery.

                    I wish you a happy shopping in our shop! 

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