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Retractable Drill Bit Tungsten Carbide And High Strength Alloy Steel R38
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Retractable Drill Bit Tungsten Carbide And High Strength Alloy Steel R38

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 Retractable Drill Bit Tungsten Carbide And High Strength Alloy Steel R38

 

 

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: R38 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)
4148300671 64 2 1/2 3x10, 1x10 6x11
4148300672 70 2 3/4 4x10, 1x10 8x11
4148300673 76 3     4x11, 1x11 8x11
4148300674 76 3     4x11, 1x11 8x12
4148300675 89 3 1/2 4x13, 1x13 8x13
4148300676 89 3 1/2 5x12 8x12

2

<

Product Code and Brief Description Angle

Front Flushing 

Holes

Side Flushing 

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Mr. Zhao
Tel: 86-10-60714361
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Contact Method
KSQ Technologies (Beijing) Co. Ltd,.
Rm 705, Unit 2, Building 6, Beijing, China (Mainland)
Related Keyword(s): Carbide Drill Bit High Strength Steel Carbide Bit Tungsten Carbide Drill Bit View all High Strength Bolt High Strength Chain High Strength Nut Carbide Drill Tungsten Alloy View less
Related Catalog(s): Gold, Silver & Platinum Others Tin, Titanium & Tungsten Silver & Sterling Silver Jewelry Gold Jewelry
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