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Screw

Basic Introduction
 

Screws are one of the most widely used categories of fasteners for joining, fixing, and assembling different parts. Common types include machine screws, self-tapping screws, self-drilling screws, wood screws, socket screws, and various custom screws, making them widely used in sheet metal assembly, equipment manufacturing, electronics, furniture hardware, electrical enclosures, and construction-related applications.

 

 

 

  • Pan Head Self-tapping Screws

    Pan Head Self-tapping Screws

    Pan head self-tapping screws are a core type of self-tapping fastener, featuring a round pan head

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  • Countersunk Self-tapping Screws

    Countersunk Self-tapping Screws

    Countersunk self-tapping screws are a core sub-category of self-tapping fasteners, featuring a

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  • Half-round Head Self-tapping Screw

    Half-round Head Self-tapping Screw

    Half-round head self-tapping screws combine aesthetics with high performance. Their semi-circular

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  • Pan Head Machine Screw

    Pan Head Machine Screw

    Pan head machine screws are a key category of machine-thread fasteners. Unlike self-tapping screws,

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  • Countersunk Machine Teeth

    Countersunk Machine Teeth

    Countersunk machine teeth are the premier choice for concealed assembly, featuring a head that sits

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  • Cylindrical Head Socket Screws

    Cylindrical Head Socket Screws

    Cylindrical head socket screws, typically featuring an internal hex drive, are a preferred solution

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  • Screw and Washer Assembly

    Screw and Washer Assembly

    The screw and washer assembly is an innovative fastener designed for efficient assembly. Its

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  • Machine Thread Three-piece Combination Screw

    Machine Thread Three-piece Combination Screw

    The machine thread three-piece combination screw represents a highly integrated fastening solution.

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  • Double-ended Screws

    Double-ended Screws

    Double-ended screws, also known as studs or threaded rods, are specialized machine-thread fasteners

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  • Hand-tightening Screws

    Hand-tightening Screws

    Products are highly user-friendly fasteners designed for tool-free operation. Their heads feature a

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productcate-1232-832

 

Applications
  • Sheet metal parts and enclosure assembly
  • Automation equipment brackets and component fixing
  • Electronic housings and internal structural connections
  • Electrical installation parts and metal bracket fixing
  • Furniture connectors and hardware fitting installation
  • Construction hardware and metal component connections

Key Technical Parameters Overview

Item Details
Thread Size M1.4–M12
Length Range 4–150 mm
Material Carbon Steel / Stainless Steel 201 / 304 / 316 / Brass
Thread Type Machine Thread / Self-tapping Thread / Self-drilling Thread
Head Type Pan Head / Countersunk Head / Hex Head / Button Head / Truss Head
Drive Type Phillips / Slotted / Hex Socket / Torx / Pozi
Surface Finish Zinc Plated / Nickel Plated / Black Oxide / Dacromet / Ruspert
Hardness / Property Class 4.8 / 8.8 / A2-70 / A4-80
Coating Thickness 5–12 μm
Salt Spray Test 48–500+ hours
Standards DIN / ISO / GB / ASTM

Quality & Standards

 

 

Manufactured according to DIN, ISO, GB, and ASTM standards, with testing covering dimensions, threads, head types, drive types, hardness, coating thickness, and salt spray resistance to ensure the stability and consistency of different screw products during assembly.

 

 Quality & Standards

Wide Range of Head and Drive Types

A variety of head styles, drive types, and thread structures are available to match different tools, installation spaces, and application environments.

Standard and Custom Screw Development

Standard screws can be supplied for regular purchasing needs, while custom screws can be developed according to drawings, samples, or specific structural requirements.

Flexible Material and Surface Finish Options

Material and finish options can be matched according to strength, corrosion resistance, appearance, and service environment requirements.

Suitable for Multiple Assembly Applications

From sheet metal assembly and electronics to furniture hardware, equipment brackets, and construction-related use, screws can be matched to different connection needs.

Complete Specification Coverage

From small precision screws to regular industrial screws, multiple sizes can be supplied to meet different project requirements for length, thread type, and fastening method.

 

Clear Quality Control Points

Quality control focuses on dimensions, threads, head types, drive types, hardness, coating thickness, and salt spray performance for clearer product selection and more direct specification matching.

 

 

 

 

 

As one of the leading screw enterprises in China, we warmly welcome you to buy discount screw for sale here from our factory. All customized products are with high quality and low price. If you have any enquiry about quotation, please feel free to email us.

Half round Head Self tapping Screw, Hand tightening Screws, screw
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