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7 Degree Tapered Button Bit Short Skirt Tungsten Carbide Drill Bits 

Place of Origin: Zhejiang, China (Mainland) 
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Product Detail

Model No.: 4148300157-4148300173

Description
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Description


Tapered equipment affords drillers the ability to change drilling bits whilst still using the same drilling rod. Drillers choose tapered button bits for faster drilling penetration rate. Different taper sizes have different characteristics when it comes to the “knock-off” index – the smaller angle will prevent the bit from spinning.
 

• Suitable for small hole range
• Widely used in Dimensional Stone Quarrying Industry
• Widely used in Underground Mining Industry


Color: Green or Based on Customer requirements


Material: Tungsten carbide and high strength alloy steel


Processing: CNC milling and proprietary heat treatment process


Type: 7° Tapered Button Bit Short Skirt


 
Applications


• Dimensional Stone Industry
• Underground Mining
• Tunneling


 
Competitive Advantage

• High grade tungsten carbide inserts
• Bit bodies manufactured from high grade steel and processed using state-of-the-art CNC machinery and heat treatment


 
specification

 

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Part Number Bit Diameter (mm) Bit Diameter (inch)

Front Buttons 

(No. x mm)

Gauge Buttons 

(No. x mm)
 

4148300157 32 1 1/4 1x8 3x8
4148300158 33 1 2/7 2x7 5x7
4148300159 34 1 1/3 2x7 4x7
4148300160 35 1 3/8 2x7 5x8
4148300161 36 1 3/7 1x8 3x9
4148300162 36 1 3/7 2x7 5x8
4148300163 38 1 1/2 1x8 3x9
4148300164 38 1 1/2 2x
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 Mr. Yan

Tel: 86-755-36989033
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Company Info

China Hole Saw Online Market [China (Mainland)]


Business Type:Manufacturer
City: Shenzhen
Province/State: Guangdong
Country/Region: China (Mainland)

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