42CrMo 20mm Shank Conical PCD Asphalt Road Milling Bits

PCD Asphalt Road Milling Bits Wirtgen Rehabilitations Conical Picks   1. Road Milling Bits Description   Road milling bits are also known as asphalt and concrete cutting bit, road planning picks, road milling machine cutter teeth, which are used as wear parts of road milling machine in road construction. Bit is installed in milling drum of milling machine and cut the road surface. The bits have two type, asphalt bits and concrete bits. According to the different road hardness with different bits.   The service life of PDC cutter is 30 times of the tungsten carbide cutter when used for milling asphalt concrete. The milling efficiency is 20% higher than tungsten carbide cutters. SWPCD/20 is cap-shaped carbide tip for removing asphalt layers, pick head without or with extractor groove as a dismantling aid. The shank diameter is 20mm, carbide tip diameter is 19mm x 10mm, high wear-resistant and strong breaking strength. Recommend for the large milling machines of Wirtgen, Dynapac, Cat, Ken