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[Province: Guangdong ]   
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45mm 48mm R32 Rock Retractable Drill Bit Mining Drilling Bits
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45mm 48mm R32 Rock Retractable Drill Bit Mining Drilling Bits

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Description


This type of bit is well known for its wear resistance on soft to medium-hard rock formations (between 55 Mpa to 165 Mpa compressive strength). Featuring spherical tungsten carbide inserts that is known to have strong configuration against carbide fracture. Recommended for eliminating hole deviation.

• Widely used drifting and tunneling
• Bit face design is ideal for soft to medium rock formations
• With Retrac Wings to help guide the bit in and out of the hole
• Effective in straight hole drilling


Color: Green,Blue or Based on Customer requirements


Material: Tungsten carbide and high strength alloy steel


Processing: CNC milling and proprietary heat treatment process


Type: R32 Retrac Button Bit Ballistic Buttons


 
Applications


• 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

1

<

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

Front Buttons 

(No. x mm)

Gauge Buttons 

(No. x mm)
4148300527 45 1 7/9 3x8 6x9
4148300528 48 1 8/9 3x9 6x10
4148300529 51 2     3x9 6x10
4148300530 64 2 1/2 3x10, 1x10 6x11
4148300531 64 2 1/2 4x10 8x10
4148300532 76 3     4x11, 1x11 8x11

2

<

Product Code and Brief Description Angle

Front Flushing 

Holes

Side Flushing 

Holes


Send message to this supplier
Mr. Yan
Tel: 86-755-36989033
Enter between 20 to 3,000 chatacters.
Contact Method
China Hole Saw Online Market
NO.898,North Zhongxing Road, Shenzhen, Guangdong, China (Mainland)
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