Product Description:
KunXu Tapered Button Bits are the ultimate solution for hard rock drilling in mining, tunneling and construction
applications. Built with aerospace-grade 35CrMoNiV alloy steel and premium tungsten carbide buttons, bulk tapered drill bits deliver 20-30% longer lifespan than industry standards while maintaining peak penetration rates.
12°Tapered drill bits features
Unmatched Durability
PowerCarbide® Technology: Proprietary carbide formula with 15% higher impact resistance
Reinforced Geometry: 12° tapered design + optimized button layout prevents skirt deformation
Multi-Layer Hardening: Triple heat-treatment process extends service life by 50%
Versatile Drilling Solutions
Diameter Range: 30-53mm (Custom Sizes up to 152mm Available)
Taper Options: 7°/11°/12° for granite, basalt & composite formations
Thread Compatibility: R25-R38, T38-T51, ST58/68, GT60 & SR systems
Smart Engineering Features
Anti-Blocking Channels: 360° spiral flushing system reduces dust retention
Retrac Skirt Design: Prevents jamming in fractured rock layers
Dual Wear Indicators: Visual & performance alerts for timely replacement
Company Contact:

Contact Name: Grace
Company Name: Liaocheng Kunxu Construction Machinery Co., Ltd.
Email:
Tel: 8619963588721
Fax: 8619963588721
Street Address: No. 1009-2, 10th
Floor, Liaobai Business Building,
No. 12, Dongchang West Road
Liaocheng, Shandong 252000
China
Website:
https://www.kunxudrill.com/
Member name: kunxudrill
Country:

China
Member Since: 10 September 2025
Total Leads:
5 kunxudrill Import Export Business Leads
Business focus: Rock Tools, Drill Tools
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