Exploring the Types of Fasteners in CNC Machining--cncmass.com(snap design Darren)

  • Time:
  • Click:7
  • source:BREDA CNC Machining


CNC machining, a revolutionary manufacturing process that utilizes computer numerical control, has transformed various industries by enabling precise and efficient production. One crucial aspect of this process is the use of fasteners, which play a vital role in securing components together. In this article, we will delve into the world of CNC machining and explore the different types of fasteners used, their specific applications, and the processes involved in producing them.

Types of Fasteners in CNC Machining:

1. Bolts:
Bolts are commonly used fasteners characterized by their threaded shafts and heads. They are available in various sizes, materials, and thread patterns to suit specific requirements. CNC machining allows for the accurate production of bolts, including custom designs with intricate details. The manufacturing process involves cutting, threading, heat treatment (if necessary), and surface finishing techniques such as plating or coating.

2. Screws:
Screws, similar to bolts, have threads on their entire shaft length but differ in their head design. They are primarily used to secure objects by rotating them into pre-tapped holes. CNC machining ensures precise screw formation, controlling parameters like pitch, diameter, and material composition. Additionally, screws can be customized with different drive types (such as Phillips, Torx, or flathead) to accommodate specific assembly needs.

3. Nuts:
Nuts are internally threaded fasteners designed to mate with bolts or screws. CNC machining plays a pivotal role in creating high-quality nuts, ensuring accuracies in thread dimensions and internal features. Various types of nuts, including hexagonal, square, wing, or lock nuts, can be produced through CNC machining. These fasteners are typically made from metals like steel, stainless steel, brass, or aluminum, depending on the application's demands.

4. Washers:
Washers form an essential component of fastening systems, distributing the loads exerted by bolts or screws across a larger surface area. Typically made of metal, washers produced through CNC machining possess precise thicknesses, internal diameters, and outer profiles for optimal functionality. CNC machines can deliver consistent results when manufacturing both standard flat washers and specialized types such as spring washers or lock washers.

5. Rivets:
Unlike bolts or screws, rivets do not require threading to secure components. Instead, they rely on permanent deformation during installation to create a strong joint. CNC machining aids in producing high-quality rivets with accurate dimensions and specific shapes required for certain applications. The process includes cutting the raw material into desired lengths, forming heads or flanges, and achieving proper diameters using different techniques like cold-heading or hot-forming.

6. Clips/Clamps:
These fasteners are widely used for joining or securing two components together without permanently attaching them. CNC machining allows for the precise production of clips and clamps, ensuring dimensional accuracy and suitable materials for their intended use. These versatile fasteners find extensive applications in industries such as automotive, aerospace, furniture, and electronics.


CNC machining has revolutionized the production of various fasteners, offering unmatched precision, quality, and versatility. Through this advanced manufacturing process, a wide range of fasteners including bolts, screws, nuts, washers, rivets, and clips/clamps can be precisely manufactured to meet diverse industry needs. The ability to produce these essential components reliably ensures efficient assembly and robust connections in countless products worldwide. As technology continues to evolve, CNC machining will undoubtedly further refine the production of fasteners, contributing to innovative and reliable solutions in multiple sectors. CNC Milling CNC Machining