M4*20 12.9 grade hexagonal cylindrical screw

Hex Socket Cap Screw M4×20, Grade 12.9 (50 pcs)

Looking for strong, reliable screws for your DIY, workshop, or hobby projects? This set of M4×20 hex socket cap screws made from grade 12.9 steel is a great choice wherever durability and a secure fit matter. Ideal for hobby builds, 3D printer assemblies, robotics, RC models, and other precision applications.

• Thread size: M4
• Length: 20 mm
• Strength grade: 12.9 steel
• Head type: Hex socket cap
• Application: Perfect for hobby, DIY, mechanical, and technical projects
• Pack size: 50 pieces

Thanks to their high-strength steel construction, these screws are well suited for demanding assemblies where dependable fastening is important. A practical bulk pack for makers, hobbyists, and anyone who likes to keep essential workshop hardware close at hand.

Package includes:

• 50 × M4×20 hex socket cap screws