|Place of Origin:||China|
|Brand Name:||FLRS or OEM|
|Minimum Order Quantity:||100 pieces|
|Packaging Details:||carton/ plywood cases/plywood pallets|
|Payment Terms:||T/T， L/C， Western union|
|Product Name:||Extreme-Strength Reverse Threaded Hex Head Bolt||Standard:||DIN933,ASME B18.2.1, ISO 4017, IFI 149|
|Drive Style:||External Hex||Threading:||Full Thread|
|Thread Direction:||Left Hand||Material:||Carbon Steel Grade12.9|
|Finish:||Black Oxide||Thread Type:||UNC,UNF|
Class 12.9 Hex Head Screws,
Reverse Threaded Hex Head Screws,
Metric Left Hand Hex Bolt Screw
Extreme-Strength Metric Class 12.9 Left-Hand / Reverse Threaded Hex Head Screws
Tighten these screws by turning them to the left; when secured, they prevent loosening of the counter-clockwise moving part.Choose these grade 12.9 steel screws With a tensile strength of 170,000 psi for heavy-duty stamping applications and earth-moving machinery such as bulldozers and excavators.
|Standard||DIN933, ASME B18.2.1, ISO 4017, ISO 4014, IFI 149|
|Packing||Bulk in cartons on wood pallet or according to customer special demand.|
|Test Equipments||Desktop direct- reading spectrometer, cutting machine, automatic pre- milling machine, polishing machin,|
|hard-testing gauge(Vickers), metallography microscope, electrolytic thickness gauge, tensile testing machine,|
|salt spray device, magnetic detection machine(magnetic particle flaw detector), Caliper, Go&No-go gauge and etc.|
|Supply Ability||About 20 tons per month|
High quality, properly completed - and the lasting success of the project depends on choosing the right materials. These finishing and full thread of the nut-bolt sturdy, rugged.
Cost-effectiveness - these bolts in considering and consider rust resistance, price, aesthetics and functionality at the same time, also considered to be the most price-friendly choice, but well-designed and durable
Easy to install and to use - it is very easy to install screws surface 6, as long as the wrench or socket to. If the upper space is limited, can be tightened with a wrench from the side there of. They are installed directly into the threaded hole in the compatible, or secured by nuts.
A wide range of applications - whether for the construction of doors, shelves, gates, fences, furniture or even install an electric motor, cap screws have a wide range of uses, from household, agricultural and office equipment to communications equipment, ship assembly, automotive and Machinery Industry