
Mining Drill Bit Tapered Button Bit 11 Degree Drilling Tool Mining Machinery. High-Strength Alloy Steel: Made from 42CrMo steel with high strength, toughness, and wear resistance for long service life. Customizable Colors: Colors including Red, Yellow, Black, and other customized options are available. Wide Application Range: Suitable for mining, quarrying, tunneling, construction, and small aperture blasting. Quality Assurance: ISO 9001:2008 certified with professional QC pre-check and compensation for defects. Low MOQ: Minimum order quantity is just 1 piece or 1 set, supporting small trial orders. Flexible Payment Terms: Supports TT, L/C, D/P, PayPal, Western Union, and small-amount payments. Reliable Logistics: Cooperates with well-known logistics companies for sea, air, rail, and road transport. Fast Delivery: Standard delivery time is usually 2 to 3 weeks, depending on the product.