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Product Introduction
A Hand Knob Tightening Screw, also known as a clamping knob or thumb screw, is a fastener with a large, ergonomically designed head that allows for easy grip and manual tightening to secure or adjust equipment, furniture, and fixtures without needing tools. These screws are characterized by their convenient, tool-free operation and are widely used in industrial, mechanical, and household applications where frequent manual adjustments are required.
Product Advantage
Convenience and Speed:
Hand knobs allow for quick, easy, and repeated loosening and tightening, ideal for frequently accessed parts like battery covers or enclosures.
No Tools Required:
They are designed for hand-operation, eliminating the need for screwdrivers or wrenches, which is especially useful in tight spaces where tool access is limited.
Ergonomic Design:
The knobs offer a labor-saving, ergonomic grip for comfortable and secure handling, reducing hand strain.
Good for Light-Duty Applications:
They provide sufficient fastening for applications that don't require excessive torque, ensuring stable performance.
Versatile Applications:
Used widely in furniture, mechanical equipment, electrical panels, and industrial settings for various clamping and adjustment tasks.
| Name | Knob screw |
| Standard | as drawing |
| Size Range | M6-M10 or non-standard as requested |
| Finish | Bright&Clean |
| Marking | Donghuang or customization |
| Material | Carbon steel ,SS304,A2,1.4301; SS316,A4,1.4401 |
| Grade | Grade A2-70 & A4-70 |
| Certificates | EN10204-3.1B |
| Non-standards | OEM is available, according to drawing or samples |
| Samples | Samples available |
| Package | Bulk in box and then in cartons, then on pallets,or according to customers' requirement. |
| Payment | T/T,Western Union, if order more than USD50,000 L/C is accepted |
Product Uses
Jigs and Fixtures: Securing components during assembly or manufacturing processes for precise positioning.
Electronic Equipment: Adjusting settings and securing panels on various electronic devices.
Laboratory Equipment: Controlling flow rates and securing components in experiments and research.
Packaging Machinery: Adjusting settings and controlling the tension of packaging materials.
Furniture: Providing adjustable fasteners for furniture assembly and customization.
Mechanical Equipment: In machinery like lathes, providing simple and effective clamping or adjustment.
Food and Medicine Industry: Used in equipment for food processing and medical applications due to their ergonomic design and ease of cleaning.
Product Operate Guide
1. Preparation:
Ensure the screw and the mating surface are clean and clear of debris.
2. Alignment:
Place the hand knob screw against the corresponding tapped hole or fitting.
3. Tightening:
Rotate the knob in a clockwise direction to drive the screw into the hole. Continue turning until the knob or screw is securely fastened, providing the desired clamping force.
4. Loosening:
To release the connection, rotate the knob in the opposite, counter-clockwise direction.
5. Removal:
Once loosened, the screw can be easily removed by hand from its threaded hole.
FAQ
Q: Are you trading company or manufacturer ?
A: We are factory.
Q: Do you accept the use of our logo?
A: If you have a large quantity, we absolutely accept OEM.
Q: How long is your delivery time?
A: Generally it is 15-20 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: 30% T/T in advance, For the first time customers, we can accept L/C
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