1.5 inch Tapered Button Drill Bit , 12 Degree 30mm 40mm Rock Drill Bits

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1.5 inch Tapered Button Drill Bit , 12 Degree 30mm 40mm Rock Drill Bits

 

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: 12° Tapered Button Bit Long 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

 

 

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

Front Buttons 

(No. x mm)

Gauge Buttons 

(No. x mm)

4148300271 41 1 5/8 2x7 5x9
4148300272 32 1 1/4 2x7 5x7
4148300273 33 1 2/7 2x7 5x7
4148300274 33 1 2/7 2x7 6x7
4148300275 35 1 3/8 2x7 6x7
4148300276 38 1 1/2 2x7 5x9
4148300277 41 1 5/8 2x7 5x9
4148300278 35 1 3/8 2x7
Send message to this supplier
Mr. Yan
Tel: 86-755-36989033
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Contact Method
China Hole Saw Online Market
NO.898,North Zhongxing Road, Shenzhen, Guangdong, China (Mainland)
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