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Your Professional Screws Manufacturer

 

Wuxi Lemar Metal Products Co., Ltd. is a professional fastener system service group integrating scientific research, manufacturing, sales and logistics. It follows the business philosophy of "striving for excellence and adhering to integrity" and has established a good image in the field of fastener manufacturing and sales. It has established long-term cooperative relationships with major well-known logistics brands at home and abroad to ensure that products are delivered to customers at the fastest speed and are well received by users.

 

 
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Why Choose Us
 

Technical team support
Possess full process manufacturing capabilities and experimental research and development capabilities for fasteners. With strong technical strength and 3D marketing network, it has more than 100,000 enterprise-level users and serves 57 industries.

 

Production Equipment
Our company has cold heading machines, thread rolling machines, wire drawing machines, thread rolling machines, tapping machines, vibration plate automatic assembly and other processing and feeding equipment.

 

Sales Market
Lemar Assisting scientific research enterprises,exported to Europe,North America, Africa, Central Asia, Middle East.

 

Screws - Overview

 

 

Screws are versatile fasteners characterized by a helical ridge, called a thread, that spirals around a shaft. They are used to join materials by engaging the thread with a matching thread in a hole or nut. Screws are essential in various applications, including construction, woodworking, and machinery.

 

Product Specification
 

We provide the following product specifications：

Model NO.

Screw

Groove

Cinquefoil

Connection

Common Bolt

Head Style

Round

Standard

DIN

Grade

4.8

Drive Style

Torx

Delivery Time

10-20 Days

Scope of Application

Machinery Building Chemical Industry Environmental

Transport Package

Carton + Pallet

Specification

Customizable

Origin

China

 

Types of Screws

 
 
01
 

Countersunk head screw

A tapered head designed to be countersunk so that it lies flat with the surface of a part, with a.

 
02
 

Cap head screw

A barrel shaped head with a socket, designed to fit into a counterbored hole.

 
03
 

Pan head screw

A domed head fitted with a socket

 
04
 

Grub screw

A type of set screw which is has its entire outer surface threaded, with no head, allowing it to be screwed all the way through a hole to lock against a part below the hole.

Round Hand Twist Screw

 

Advantages of Screws

 
A Mechanical Edge

When you choose screws, you get a mechanical advantage in the process. Driving in a screw uses less energy when compared to hammering in a nail into the same material. So for those using hand tools, then the project instantaneously easier when screws are used. And the same goes for the use of power tools, which require less force and place less strain on the tool's motor.

Extra Strength & Long-Lasting Hold

Screws are very strong and are built to last. This is a stark contrast to nails, which may come loose over time. This happens when the materials they connect with begin to expand and shrink over time. Screws are built to resist this problem. Their hold is longer-lasting and stronger. And since screws are so strong, there is less of a worry about the durability and hold. So it gives the material more of a piece of mind when done.

Rust Resistant

Since screws offer a strong and tight bond with their adjoining material, this makes them less susceptible to rusting. The tight hold prevents moisture and contaminant from coming into contact with the screw's shaft, thus preserving it for a long-lasting hold. So, even if the head of the screw begins to rust, the shaft will remain intact and hold due to this preservation. This advantage makes screws a much better choice than nails for a long-term hold.

Different Sizes & Shapes

There are many different sizes and shapes for screws and they come with varying thread patterns. So you can get one specifically designed for use on wood, drywall, sheet metal, concrete, or more. When you use the proper screw type, it improves the long-term use of a screw.

Easy to Remove

When it comes to removal, there is no fastener that is easier than screws. Of course, you can remove nails and staples. However, you likely need a special tool to get them out. With a screw, they back out of their slots with the same tool that drove them in. So you don't need to go looking for a different tool and can save that time working.

 

Flat Head Knurled Thumb Screw

 

Material of Screws

☆Steel: This is by far the most common material used for manufacturing screws, and there's a simple explanation for why — Steel is less expensive than some other screw material options.


☆Copper: Copper screws are good for fighting against corrosion. If a screw is going to be exposed to the elements, copper helps to ensure the screw performs durably over the long-term.


☆Aluminum: Aluminum isn't as durable as other materials, but it does have one thing going for it — its weight. Aluminum is just about the lightest weight fastener you can find.

 

Screws are often coated to make them even better by giving them desirable qualities. Screw coatings open up a vast number of possibilities when you're seeking the right fastener for a specific situation. For example, screws can be coated in copper, ceramic, zinc and other materials, which can provide extra strength, extra protection against corrosion or even an aesthetic quality that might otherwise be missing.

 

For example, a zinc-plated steel screw will better fight corrosion than a steel screw on its own. Likewise, a copper-plated screw may look more attractive in a prominent place than a steel screw would.

 

Customization Process

 

Requirement Discussion

Contact us and provide your design drawings, size specifications, and other technical parameters.

01

Design Proposal

Our professional team will develop a design proposal and provide a quotation based on your requirements.

02

Sample Production

We produce samples according to the design proposal and conduct rigorous testing.

03

Mass Production

Upon your approval, we commence mass production to ensure timely delivery and consistent quality.

04

After-Sales Service

We offer ongoing technical support and service to ensure the long-term stable operation of our products.

05

 

Other Services
 

We stock commonly used fasteners including sheet metal screws, machine screws, hex cap screws, and hex lag screws, along with specialty fasteners like sidewalk bolts, tamper-proof screws, and tri-bulb rivets.

Over 18 Million Fasteners

Order as few as one piece, or scale up for large projects. Volume pricing discounts are applied as quantity increases.

Dedicated Support

For OEMs, contractors, MROs, municipalities, wholesale, and industrial buyers.

Easy Online Ordering

Create an account and check out quickly. Choose your shipping speed based on project timelines.

No Quantity Minimums

Get exactly what you need, fast, whether it's a single screw or thousands.

Custom Cutting Services

Threaded rod, studs, bolts, and more, cut and chamfered to spec.

Flexible Purchasing

Request a quote or apply for Net 30 terms, whether you're buying for business or personal use.

 

Package & Delivery

 

Package: Standard export package
Delivery: By air express, by sea

 

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FAQ

 

Q: What are the advantages of screws?

A: Screws are very strong and are built to last. This is a stark contrast to nails, which may come loose over time. This happens when the materials they connect with begin to expand and shrink over time. Screws are built to resist this problem.

Q: What are screws most commonly made of?

A: The most common type of material for screws is stainless steel due to its inexpensive material. Other materials include copper, aluminum, and titanium. Screws are coated for protection and strength. The coating can include copper, zinc, and ceramic coating.

Q: What's the difference between a screw and a bolt?

A: While both are threaded fasteners, screws are usually used without a nut and rely on their internal threads, while bolts are used with nuts and sometimes washers for secure assembly.

Q: Can I reuse screws?

A: Yes, screws can typically be reused, especially if they are undamaged. However, checking for wear or stripping is advisable to ensure their effectiveness upon subsequent uses.

Q: How can I prevent screws from rusting?

A: Use screws made from materials with high corrosion resistance, such as stainless steel, or apply a protective coating like zinc plating to extend their lifespan in harsh environments.

Q: Are you manufacturer or trading company?

A: We are manufacturer.

Q: What's your best delivery time?

A: Within 15-30 days.

Q: What is the quality control of your product?

A: Follow strictly quality control measures for implementation,

Q: Will your company provide free sample?

A: It depends on which sort of item you want to get. Some can be provided free of charge, however, the client shall assume the shipping fees himself.

Q: Is OEM open to clients?

A: Yes, we can provide both OEM and ODM service.

Q: How can our company be your distribution partner?

A:  We welcome you to be our distributor. For further details, please contact us.

Q: What is the payment of sample?

A: T/T and Alipay both acceptable.

Q: What is your sample policy?

A: If we have stock, we can provide samples, but the customer must pay the sample fee and express fee Question.

Q: Have you tested all your goods before shipment?

A: Yes, we will conduct 100% test before delivery, and we will send detailed photos of parts for your approval Question.

We're well-known as one of the leading screws manufacturers and suppliers in China. If you're going to wholesale high quality screws made in China, welcome to get pricelist and free sample from our factory. Also, OEM service is available.

Screw For Riveter, screws, Stainless Steel Thumb Screws

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