
Borehole Drilling Taper Button Bit 3 Flushing Holes 6buttons 2 Flushing Holes 7buttons. High Efficiency Button Bits: Features hemispherical, conical, and parabolic carbide profiles for superior drilling speed and efficiency. Versatile Rock Adaptability: Available in chisel, cross, and button designs to handle light-duty to very hard rock formations. Diverse Shank Configurations: Compatible with Hex19, Hex22, and Hex25 tapered rods with socket diameters ranging from 15mm to 25mm. Premium Alloy Steel Material: Manufactured from high carbon steel with forging process for durability in tough drilling conditions. Flexible Customization Options: Supports full customization, minor customization, and customization from samples or designs. Rapid Delivery Time: Standard delivery within 20-30 days, with peak season lead time within 15 workdays. ISO 9001 Certified Quality: Manufacturing process adheres to ISO 9001:2000 standards and GB/GOST specifications.