Customization of internal and external thread screws

Jul 08, 2025

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Stainless steel slotted internal and external thread screws are fasteners with threads on both ends. Stainless steel slotted internal and external thread screws are specially designed fasteners, and the middle part is usually a threadless bare rod. M2-M5 specifications are suitable for electronic equipment, precision instruments, and small mechanical assemblies. Stainless steel slotted internal and external thread screws are specially designed fasteners with the following characteristics.

 

Material characteristics: usually 304 or 316 stainless steel, corrosion-resistant
Head: slotted design
Thread structure: both internal and external threads

Customized parameters
1. Material selection: 304 stainless steel, 316 stainless steel, and other special stainless steel materials.

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2. Size specifications
Outer diameter: M3-M20 or on demand
Length: 5mm-200mm or special length
Pitch: standard or non-standard

3. Head design: slot size, head diameter, and head height can be customized.

 

4. Surface treatment: natural color, passivation treatment, and other special surface treatments are also supported.

Customization process
Requirement confirmation: clarify the use environment, load requirements, etc.

Drawing/sample provision: Samples or drawings can be provided for imitation

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Proofing confirmation: make samples first for confirmation

Mass production: mass production after sample confirmation

Quality inspection and delivery: delivery after strict quality inspection

 

Notes
Provide detailed specification requirements, including drawings or samples. Clarify quantity requirements, small batches, or large batches. Consider the use requirements in special environments such as high temperature, acid, and alkali environments.

Maintenance recommendations

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1. Check the tightening status regularly, especially for applications in vibration environments

2. Avoid using corrosive cleaning agents when cleaning

3. It is recommended to use 316 stainless steel for long-term exposure environments

4. The correct use of stainless steel internal and external thread screws can ensure the reliability and durability of the connection, especially for precision assembly occasions that require two-way fixation.

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