Diamond Core Drill Bit 1-1/4-7 Unc Thread 450mm Length Flat Teeth Diameter 36mm-350mm

Diamond Core Drill Bit 1-1/4-7 Unc Thread 450mm Length Flat Teeth Diameter 36mm-350mm. Premium Diamond Segments: Sharp cutting, high wear resistance, and longer service life for lower operating costs. Wide Diameter Range: Available in 36 sizes from 36mm to 350mm, all with 450mm length. High Drilling Efficiency: Fast penetration with no jamming, greatly improving construction speed. Customization Support: Full customization available for size, material, color, and packaging. Direct Factory Supply: In-house production with ready stock and flexible customization options. Versatile Compatibility: Works effectively on concrete, reinforced concrete, brick, stone, and granite.