Tapered Drill Bits - China

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:

• Posted By: Liaocheng Kunxu Construction Machinery Co., Ltd.

• Phone: 19963588721

• Address: No. 1009-2, 10th Floor, Liaobai Business Building, No. 12, Dongchang West Road, Liuyuan Street, Liaocheng , Shandong , China

• Email:

• Website: https://www.kunxudrill.com/

• Business Description: Shandong KunXu Drill Tools Co, Ltd. is a professional manufacturer of rock drilling tools in China.
  
  Our company has advanced heat treatment, inspection and testing, measurement , and experimental equipment, and has excellent comprehensive production capacity.
  
  Our company has successively introduced a number of advanced rock drilling equipment and rock drilling tools manufacturing technology.
  
  Advanced technology, high standard quality management control system and strict management control measures ensure the high quality of products.
  
  Our product has a high market share and a large export volume.
  
  The main products of KunXu Drilling Tools are Taper drilling tools, including taper drill bits and taper drill rods; Threaded drill tools include drill bits, drill rods, coupling sleeves, and shank adapter; blast furnace drill tools, picks, etc.
  
  The products are mainly used in underground and open-pit mining, roadway excavation, quarrying, water well geothermal mining, transportation, construction engineering, tunneling, water conservancy and hydropower engineering.