M4*25 12.9 grade semi-round head internal hexagonal screw

Button Head Hex Socket Screw M4×25, Grade 12.9

Durable and reliable M4×25 button head hex socket screws made from high-strength Grade 12.9 steel. A great choice for hobby builds, DIY projects, RC models, 3D printer assemblies, robotics, and other precision fastening applications where strength and a clean finish matter.

Thanks to the button head design and internal hex drive, these screws offer a neat appearance, secure fit, and convenient installation with the right hex key.

• Thread size: M4
• Length: 25 mm
• Head type: Button head
• Drive type: Internal hex socket
• Material grade: Steel, Grade 12.9
• Application: Ideal for hobby, workshop, and technical projects
• Pack quantity: 50 pieces

Package includes:

• 50 x M4×25 button head hex socket screws