American Cylindrical Head Quick-thread Self-tapping Screws Wholesale

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American Cylindrical Head Quick-thread Self-tapping Screws

This product is a kind of American-made screw, also called a cylindrical head quick-thread self-tapping screw. It is a kind of quick installation fastener product made of carbon steel and passivated by galvanizing on the surface. The environmentally friendly black zinc used on the surface can greatly enhance the corrosion resistance of the screw.

The threads of fast-thread screws are designed to engage quickly with materials, reducing the time and effort required for installation. These screws are commonly used in construction, manufacturing, and DIY projects, especially with materials such as wood, plastic, and thin metal.

American Cylindrical Head Quick-thread Self-tapping Screws

American cylinder head tapping screw is also called cylinder head quick tapping screw. It is a kind of fast installation of American standard fastener products made of carbon steel and passivated on the surface. The environmentally friendly black zinc used on the surface can greatly enhance the corrosion resistance of the screw, and the rounded cylindrical head will not scratch the hands, and it is very convenient to screw in.

Specification

 2.2-14

Length

 3-180mm

Material

 carbon steel

Head type

 cylindrical head

Thread type

 self-tapping

Groove

 Hexagon socket

Tensile strength

 450Mpa

Surface hardness

 ≥450HV

Core hardness

 270-390HV

Surface treatment

 environmentally friendly black zinc

PTODUCT DESCRIPTION
Ningbo Risheng Fastener Co., Ltd.
About
Ningbo Risheng Fastener Co., Ltd.
Ningbo Risheng Fastener Co., Ltd.

As China American Cylindrical Head Quick-thread Self-tapping Screws Suppliers and Wholesale American Cylindrical Head Quick-thread Self-tapping Screws Manufacturers, Ningbo Risheng Fastener Co., Ltd. is a veteran fastener manufacturer founded in 1984, which can produce various types of self-tapping screws, machine screws, combination screws, triangle screws, stainless steel screws, hexagonal screws, anti-theft screws, and non-standard fasteners according to GB, JS ANSI, DIN, ISO, and other standards. in line with European ROHS environmental requirements.

At present, the company has nearly 22,000 square meters of R&D and production base, including a CNC machining center, mesh belt quenching furnace/tempering furnace high-speed cold block machine, combination screw washer, high-speed precision rolling machine, automatic tail collider, high-precision forming machine, four-mode four-power position machine and other production equipment. And projectors, torsion machine, tension machine, salt spray testing machine, screw screening machine, metallographic inlaying machine, Rockwell hardness machine, and other testing equipment.

Certificate Of Honor
  • Certification
  • Technology Innovation Award
  • Certification
  • Independent innovation and outstanding new products in the fastener industry 2019
  • Independent innovation and outstanding new products in the fastener industry 2018
  • Safety production standardization level three enterprise
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