Description
Product Overview
ohhunt set screws are precision-engineered fasteners designed for demanding industrial and scientific environments. These screws are crafted from hardened steel, achieving a strength grade of 12.9, with a hardness of HRC 39-44 and tensile strength of 1220 N/mm². The assortment includes six sizes: #6-32 screws in lengths of 5mm, 5.5mm, 8.5mm, 9.5mm, 10.8mm, and 12.3mm, with 10 screws per size for a total of 60 units. Package dimensions are 3.19 x 2.4 x 0.75 inches, weighing 1.76 ounces, and the product was first available on October 3, 2024. This set ensures reliable performance in applications requiring high torque and resistance to wear.

Usage
These set screws are ideal for securing components in machinery, automotive assemblies, and scientific instruments where vibration resistance and strength are critical. They suit environments like manufacturing plants, repair workshops, and DIY projects involving metal or heavy-duty materials. Target users include industrial technicians, engineers, and hobbyists who need dependable fasteners for equipment maintenance, prototyping, or construction tasks that demand precision and longevity.
Why Choose Us
ohhunt set screws stand out due to their high-grade hardened steel construction, ensuring exceptional durability and load-bearing capacity. The 12.9 strength grade provides superior performance compared to standard screws, reducing the risk of stripping or failure under stress. Each screw undergoes rigorous quality checks, offering consistent dimensions and reliable threading for easy installation. This product’s competitive edge lies in its versatile size range and industrial-grade materials, backed by positive customer feedback and a best-seller rank in industrial categories.
Key Features
- Hardened steel construction with 12.9 strength grade for maximum durability and resistance to deformation.
- Includes six precise sizes from 5mm to 12.3mm lengths, catering to diverse fastening needs in various applications.
- High tensile strength of 1220 N/mm² and hardness of HRC 39-44, ensuring reliable performance under heavy loads.
- Total of 60 screws in the set, providing ample supply for multiple projects without frequent reordering.
- Designed for industrial and scientific use, offering secure fastening in high-stress environments with minimal maintenance.
FAQ
What materials are these set screws made from?
These set screws are crafted from hardened steel, which provides excellent strength and wear resistance for long-lasting performance in demanding conditions.
How many screws are included in the set?
The set contains 60 screws total, with 10 screws of each of the six sizes, allowing for flexibility in various projects.
What is the strength grade of these screws?
They have a strength grade of 12.9, indicating high tensile strength and suitability for heavy-duty industrial applications.
Can these screws be used in outdoor environments?
Yes, the hardened steel offers good corrosion resistance, but for prolonged outdoor use, additional protective coatings may be recommended depending on exposure.
Are these screws compatible with standard tools?
Absolutely, they are designed to work with common hex keys and drivers, making installation straightforward in most settings.




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