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34mm Diameter High-Quality Tungsten Carbide Cross Bits for Rock Drills. High-Quality Material: Drill bit body made of high-quality imported steel with special alloy head. Versatile Applications: Ideal for mining, quarrying, blasting, tunneling, and natural stone trimming. Customizable Logo: Logo customization is available for bulk orders. ISO 9001 Certified: Manufacturing process adheres to ISO 9001:2000 quality standards. Durable Design: Carbide tips can be sharpened when worn out to extend tool life. Fast Delivery: Standard delivery time is approximately 10 days. OEM/ODM Support: Both OEM and ODM services are fully accepted. Expert Manufacturer: Over 20 years of experience in drilling tool research and manufacturing.