1. [ 304 STAINLESS STEEL Set Screws]-----These M4 x 3mm Hex Socket Set Screws are made of high-quality 304 stainless steel. No burr, Work Well. Tough enough to survive severe job-sites in high temperature, freezing weather and humidity, Very Durable.durable, not easy to bend, hard material, to ensure your long-term use.
2. [PREMIUM PRODUCT]-----The color of this M4 allen screws is Silver.The size is M4 x 3mm (Length) CUP POINT SS Socket Set Grub Screws. Size: metric. thread heights: 3mm.
3. [50PCS M4 SET SCREWS + 1PCS Allen WRENCH]-----Package includes 50pcs allen head socket set screws & 1 bonus corresponding hex drive key:M2 allen wrench, offering ease of use by hand. Fixing screws: M4x3mm grub screw,headless screws that are flush with or below the surface after installation. The internal socket driver needs to use an Allen key (hex wrench) to install.
4. [Scope of application]-----:Often used in machinery to secure gears to shafts. Function: Installs into an internally threaded hole to hold an object into place.
5. [QUALITY AFTER-SALE SERVICE]-----We are highly confident with our products and your satisfaction is our Top Priority.
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