MACSIM M4X40mm Round Head Bolt and Nut Zinc 16Pcs SP25MRZ0440

MACSIM M4x40mm Round Head Bolts deliver reliable fastening performance for metal-to-metal applications in compact assemblies. The zinc-plated finish provides corrosion resistance, while the Phillips drive design ensures easy installation with standard #1 drivers, making these bolts ideal for electronics, small machinery, precision equipment, and detailed assembly work requiring longer fasteners.

Each pack contains 16 full-thread screws measuring M4 x 40mm with a round head profile. The zinc plating offers durable protection against rust and wear, while the compact M4 diameter with extended 40mm length is perfect for applications requiring smaller fasteners with greater reach such as computer components, small appliances, instruments, and precision equipment.

Key Features:

• Phillips drive (#1) for precision installation
• Zinc-plated finish for corrosion resistance
• Round head design for flush, professional finish
• Full thread coverage for maximum grip
• Pack of 16 for multiple applications

Specifications:

• Size: M4 x 40mm
• Head Type: Round Head
• Drive Type: Phillips (#1)
• Thread Type: Full
• Finish: Zinc Plated
• Quantity: 16 pieces per pack