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38mm Diameter 7 Teeth Tapered Button Bit for Rock Drilling with 45CrNiMoVA Steel
Product Specifications
Product Name
38mm Tapered Button Bit
Diameter
38mm
Length
63mm
Carbide Dimension
2 × 7mm, 5 × 9mm
Weight
0.35 kg
Water Holes
2 on front, 1 on side
Skirt Design
Standard
Carbide Brand and Grade
YK15.6, YK20, YG8C, YG9C, YG10C, YG11C
Steel Grade
45CrNiMoVA
Product Overview
The Henglong 38mm 7-Teeth Tapered Button Bit is a high-efficiency drilling tool engineered for medium-hard to hard rock drilling applications. This precision tool delivers stable drilling accuracy, powerful rock-breaking capabilities, and exceptional service life, making it ideal for mining operations, tunnel excavation, and engineering blasting projects.
Taper Angle Options
Common taper angles include 7° and 11°, designed to match different drilling rigs and rock formations:
7° Taper Angle: Focuses on drilling stability and precision
11° Taper Angle: Prioritizes efficient rock breaking and penetration
Advanced Tooth Design
7-Tooth Configuration: Evenly distributed ball-tooth layout for balanced impact force distribution
Superior Wear Resistance: Prevents excessive wear on individual teeth compared to 5-tooth and 6-tooth designs
360° Cutting Capability: Spherical carbide inserts eliminate blind spots and maintain rock-breaking efficiency even after blunting
Product Images
Customization Available: For personalized specifications and custom orders, please contact our technical team for consultation.
HENGLONG is an internationally recognized and leading producer of superior percussive rock drilling tools.Our high performance products include top hammer drill bits extension and tunneling rods,integral and tapered rods,shank adapters,coupling,drag bits,blast furnace tapping tools,self dr... HENGLONG is an internationally recognized and leading producer of superior percussive rock drilling tools.Our high performance products include top hammer drill bits extension and tunneling rods,integral and tapered rods,shank adapters,coupling,drag bits,blast furnace tapping tools,self dr...