Description of road milling bisRoad milling bit is made from carbide tips and steel body. Our tip material is tungsten carbide and cobalt. Tungsten carbide is very hard and wear-resistant but it is very brittle; cobalt is soft but it can bond the tungsten carbide participates together firmly. Combining with soft cobalt forms the high hardness and wear-resistance carbide steel,Website:http://www.tydrillbits.com, this carbide steel can withstand powerful impact load. RP18 bit is apply for small milling machine and it is suitable for cutting soft to medium hard asphalt road milling. RP18 road milling bit quick detailsMaterial42 CrMo and YG11C alloy steelDiameter20mmBit head HRC42-44 HRCBit body HRC88-90 HRCSuitable width0.3-0.6mTools typeRoad milling toolsApplicationAsphalt road millingDelivery time1-5 days for sample,1-15 days for batch productsMOQ50 piecesPackagingPackaging for picks cutter of road is in plastic box, 50 pieces are in one box. Packaging size is 25×18×25cm.