720Pcs Bolts and Nuts Set,M3 M4 M5 M6 Button Head Machine Screws,Iso 7380 Allen

International Standard:Every screw undergoes strict testing for hardness, thread accuracy, and surface finish. Button Head Design: Sleek Button Head Design with Enhanced Functionality Featuring a smooth, low-profile button head and hex socket design, these screws sit flush after installation to prevent snagging or scratching.

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