Description
The M4-0.7 Socket Head Cap Screw is a compact yet high-precision metric fastener tailored for applications where space is limited but mechanical integrity and torque accuracy are essential. With its cylindrical socket head and internal hex drive, it allows for flush, clean installation in counterbored holes—making it a preferred choice for electronics, machinery, assemblies, and instrumentation.
Specifications
-
Thread Size: M4 × 0.7 (ISO Metric Coarse)
-
Head Type: Cylindrical socket head with internal hex drive
-
Drive Type: Hex socket (Allen)
-
Length: Available in standard metric lengths (typically from 6mm to 50mm)
-
Material: Alloy steel, stainless steel, brass, or nylon; commonly in black oxide or zinc-plated finishes
-
Finish Options: Black oxide, plain, zinc-plated, stainless steel, or passivated
-
Property Class: Typically Class 12.9 (for alloy steel) or A2/A4 stainless steel for corrosion resistance
Key Features
-
Compact Size, Strong Performance: Engineered for lightweight, space-sensitive designs without compromising structural integrity.
-
Reliable Coarse Thread: The 0.7mm pitch provides excellent grip and fastening security in thin materials or soft metals.
-
Precision Hex Drive: The internal hex socket allows precise torque control with low risk of stripping—ideal for delicate assemblies.
-
Corrosion-Resistant Options: Available in stainless and coated finishes for environments where rust protection is essential.
-
Miniature Versatility: Small diameter screw suitable for electronics, robotics, automotive internals, and instrumentation.
Typical Applications
The M4-0.7 Socket Head Cap Screw is ideal for precision-critical and space-constrained installations, including:
-
Electronics Enclosures and PCB Mounting
-
Small Machinery and Mechatronics
-
Robotics and Automation Assemblies
-
Instrumentation and Lab Equipment
-
Automotive Panels and Trim Fixtures
-
3D Printers, Drones, and Hobbyist Devices
