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Road milling bit is also known as road milling teeth or road milling picks. They are made of 42CrMo steel and carbide steel(tungsten carbide and Cobalt).42 CrMo steel is the shank material. Tungsten carbide and Cobalt is the tip material.
They are processed with cold and hot pressing die forging technology of finishing and have high wear-resistant and impact toughness, replace easily without special tools.
Road milling picks are used with road milling mahcine, it is used to cut road and asphalt in road construction. Diameter of road planning picks are from 19.4mm to 22mm.