Description
25pcs 1/2-20 x 4 Grade 5 HIGH CARBON HD NF Hex Head Cap Bolts Screws
You get 25 pieces of 1/2 inch-20 x 4 inch - Grade 5 - Zinc Hex Head Cap Machine Bolts Screws
You get the actual ones shown in the photo.
High carbon is not the same as Black Oxide, it is a much higher upgrade:
No, high carbon steel and black oxide are not the same thing. High carbon steel is a type of steel with a high carbon content, giving it increased hardness and strength. Black oxide is a type of coating applied to metals, including steel, to provide a protective, decorative, or functional finish.
Applications:
Properties:
Known for high strength, hardness, and wear resistance, but also more brittle than low or medium carbon steel.
High Carbon Steel:
- Material:An alloy of iron and carbon, where the carbon content is typically between 0.60% and 1.5%
