
171mm Drag Cutter Bits Scraper High Quality Lower Price. Wear Resistant Material: Made of 45crnimov material with forging process for high durability. ISO 9001 Certified: Certified under ISO 9001:2000 and ISO 9001:2008 standards for quality assurance. Customizable Color: Drill bit color can be customized based on customer requirements. Professional Engineering Support: Expert geological engineers assist in selecting suitable bits for specific strata. Sample Orders Accepted: Sample orders are welcome for quality testing purposes. Flexible Payment Terms: Supports T/T, L/C, Western Union, and PayPal for convenient transactions. Multiple Shipping Options: Available via DHL, TNT, FedEx, air, sea, and train transportation. 100% Quality Inspection: All finished products undergo visual and function inspection before shipment.