Low MOQ for Din6914 Heavy Hex Structural Bolts Wholesale to Jamaica
Product Detail
Din6914 Heavy Hex Structural Bolts
Thread Size: M12-M36 with various length
Grade: Bolt-10.9, Nut-10, Washer-295~350HV
Finish: Black Oxide, Hot Dip Galvanized, Dacromet, and so on
Packing: Bulk about 25 kgs each carton, 36 cartons each pallet
Advantage: High Quality and Strict Quality Control, Competitive price,Timely delivery; Technical support, Supply Test Reports
Please feel free to contact us for more details.
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Low MOQ for Din6914 Heavy Hex Structural Bolts Wholesale to Jamaica Related Video:
It has come to my attention that an identical machine has already been conceptualized and patented US patent # 20030012675 A1
It seems everything has already been invented 
Models:
https://docs.google.com/open?id=0Bz85oSr4b0ZAMmIxYzlkZTEtMzExNS00ZTgzLWJmZmItNDVjMWI2NmFkYzNi
The current screw profile is not sealed ie: some leakage can occur from one discrete air pocket to the next, and the current profile would leak. I believe there may be an air tight profile tho, as some more complicated profiles have been used in screw compressors.