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3 Inch R25 6 Reaming Drill Bit CNC Drill Bits Dia 64mm - 89mm

Place of Origin: Zhejiang

Company Profile

Location: Shenzhen, Guangdong, China (Mainland)
Business Type: Manufacturer
Main Products: Carbon Steel Hole Saw, Drill Hole Saw, Bimetal Hole Saw

Product Detail

Model No.: 4148300390-4148300395

Product Description

Description


This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in combination with a pilot adapter.


• Widely used in drifting and tunneling
• R25 thread system


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: R25 Reaming Bit 6°


 
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

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Part Number

Product Code and 

Brief Description

Bit Diameter 

(mm)

Bit Diameter 

(inch)

Front Buttons 

(No. x mm)

Gauge Buttons 

(No. x mm)

4148300390

RE1064-6D-R25, 

R25 Reaming Bit 6°

64 2 1/2 2x10 8x9
4148300391

RE1264-6D-R25, 

R25 Reaming Bit 6°

64 2 1/2 4x8 8x9
4148300392

RE1076-6D-R25, 

R25 Reaming Bit 6°
 

76 3     2x11 8x11
4148300393

RE1276-6D-R25, 

R25 Reaming Bit 6°

76 3     4x10 8x10
4148300394

RE1289-6D-R25, 

R25 Reaming Bit 6°

89 3 1/2 4x11 8x11
4148300395

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