Knurled Thumb Screws

The Knurled Thumb Screws of Jinghong fasteners are produced in accordance with the GB834 standard. The product head is designed with an increased height and is equipped with anti-slip knurls, which conforms to the human hand-holding habit. They are easy to disassemble and less prone to slipping. They can be quickly disassembled by hand without the need for tools. The material is made of low-carbon steel, with a black finish. It strikes a balance between strength and cost-effectiveness. The thread specifications range from M2 to M12, which can meet the usage requirements of various working conditions.

The head of this screw is in the form of a raised cylindrical shape. The outer circumference is treated with straight or mesh pattern knurling to increase the friction between the fingers, allowing it to be tightened and disassembled by hand without the need for a wrench or screwdriver. The thread specification ranges from M2 to M12, and the nominal length is suitable for various assembly requirements. The dimensions have uniform tolerances, making them highly interchangeable. Usually, it is made of carbon steel with galvanized or black zinc coating, which is hardened and wear-resistant, offering good cost performance.

Our Strength

·  Direct from manufacturer to customer, On time delivery

·  Completely fastener products,offers one - stop shopping service.

·  High quality and competitive price, saving your cost.

·  Product complies with iso9001 and ts16949 certification

·  After shippment, we will offer the Material report and Test report.

Product Application

It is suitable for scenarios that require frequent adjustment and quick disassembly and assembly. It is widely used in fields such as electronic appliances, instruments and meters, mechanical equipment, furniture assembly, exhibition equipment, medical equipment, cabinet panels, and fluid pumps and valves, meeting the dual requirements of manual tightening and convenient adjustment.

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Q: Are you trading company or manufacturer ?

A: We are factory

Q: How long is your delivery time?

A: Generally it is 2-5 days if the goods are in stock. or it takes around 20 days if the goods are not in stock, certainly,it is according to your quantity.

Q: Do u do Non-standard Fasteners,and How about the OEM/ODM?

A:Yes,we do Non-standard Fasteners,OEM/ODM as well,and we have 20 years more experience in this line.We have complete production line, R&D Center. Pre-sales and after-sales support. Let u no worries about the quality.

Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free,but u need charge the freight at the first time.

Q:Do you sell little quantity,like few hundred and few thousand?

A: It depends on the stock. if we have ,that's ok. if not,it needs MOQ.