Material: 6061 Aluminum Alloy (not easy to rust and rot)
Size: M4
Rotation: CW
Pitch: 0.7mm
Weight: 0.31g/pcs
Surface: Anodic Oxidation
CNC Machining: Smooth Surface, Anodized, Bright Color
Standard Hexagon, with nylon lock ring, not easy to fall off, flanged edge bottom
Package Contents: 20pcs M4 Nuts