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Vichok Hardware
Grade 12.9 High Strength Hexagon Flat End Set Screws Black Headless Allen Socket Set Screws for Machinery and Equipment Fixing
Grade 12.9 High Strength Hexagon Flat End Set Screws Black Headless Allen Socket Set Screws for Machinery and Equipment Fixing
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Grade 12.9 High Strength Hexagon Flat End Set Screws are heavy‑duty headless fasteners specially designed for industrial machinery, mechanical assembly, equipment fixing, and precision engineering applications. Made from alloy steel with a black oxide finish, these set screws provide exceptional hardness, tensile strength, and wear resistance for long‑term heavy‑load use.
Featuring a flat end design and internal hex socket drive, these headless grub screws deliver stable locking performance, secure positioning, and reliable anti‑loosening function. The precision thread ensures smooth installation and tight fitting, making them ideal for high‑demanding mechanical and industrial environments.
Key Features:
- Grade 12.9 High Strength Alloy Steel: Ultra‑high hardness, tensile strength, and durability for heavy industrial use.
- Flat End Design: Provides stable pressure and secure locking without damaging mating components.
- Hex Socket (Allen) Drive: Stable torque, non‑slip installation with standard Allen keys.
- Headless Style: Low profile for concealed fastening and compact assembly.
- Black Oxide Finish: Anti‑rust, anti‑corrosion, and wear‑resistant for long service life.
- Precision Thread: Uniform, smooth, and tight fitting for reliable mechanical locking.
These set screws are widely used in machinery assembly, equipment maintenance, automotive parts, industrial tools, motors, instruments, and mechanical positioning systems.
Why choose our Grade 12.9 Hexagon Flat End Set Screws?
Our set screws are manufactured to strict international standards using genuine Grade 12.9 alloy steel, delivering far higher strength and durability than ordinary steel screws. With precise threading, stable locking performance, and excellent corrosion resistance, they meet the strict requirements of industrial and mechanical applications. If you need reliable, high‑strength, professional‑grade set screws for heavy‑duty use, these are your best choice.
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