Model Number: K3 K4 K5 K6 Lead Time: Quantity(Pieces) 1 - 1000 >1000 Est. Time(days) 15 Negotiable Contact Supplier Loading... Product Details Company Profile Report Suspicious Activity Overview Quick Details Place of Origin: Zhejiang, China Brand Name: Kaishan Type: Drill Bit Machine Type: Drilling Tool Use: Well Drilling Color: Yellow Diameter: 90-219mm Packing: Carton Box Advantage: High-efficiency