
Small Hole Drilling 11 Degree 34mm Tapered Drill Bit. Diverse Button Bit Designs: Includes button, cross, and chisel designs for versatile drilling needs. Extended Service Life: Engineered for longer service life and lower drilling costs in mining. Hot Zinc Coating: Features hot zinc-coating for enhanced durability and corrosion resistance. ISO 9001:2015 Certified: Manufacturing process certified under ISO 9001:2015 quality standards. OEM and ODM Services: Offers full customization, minor customization, and flexible customization options. Strict Quality Control: 100% visual inspection for every order before shipping. Rapid Stock Delivery: Only 2-3 days production time available for requested sizes with stock. Comprehensive After-Sales: 24-hour response time, 24/7 technical support, and free replacement for quality issues.