Material:BrassHead Style:FlatExterior Finish:BrassThread Size:M4Metal Type: BrassMade of brass, this thumb screw Knob is good for wishes requiring high appearance, has corrosion resistance, rust resistance. Knurled head thumb screws provide a stable grip and delicate surface, making it simpler to tighten or loosen the fastener by means of hand
Package Includeds:5PCS Machine Screws