3 1/2 API DTH Drill Pipe for mining and stone quarryingProduct Information1.Type: Drill Pipe2.Material:42CrMo73.Brand Name:KAIYU4.Use: Welling Drillin ... Explore More
3 1/2 API DTH Drill Pipe for water Drilling stone quarryingProduct Information1.Type: Drill Pipe2.Material:42CrMo73.Brand Name:KAIYU4.Use: Welling Dri ... Explore More
2 3/8 API DTH Drill Pipe for water Drilling stone quarryingProduct Information1.Type: Drill Pipe2.Material:42CrMo73.Brand Name:KAIYU4.Use: Welling Dri ... Explore More