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High Strength Alloy Steel R28 Button Drill Bit Ballistic Buttons Dia CNC milling

High Strength Alloy Steel R28 Button Drill Bit Ballistic Buttons Dia CNC milling

  • High Strength Alloy Steel R28 Button Drill Bit Ballistic Buttons Dia CNC milling
  • High Strength Alloy Steel R28 Button Drill Bit Ballistic Buttons Dia CNC milling
  • High Strength Alloy Steel R28 Button Drill Bit Ballistic Buttons Dia CNC milling
High Strength Alloy Steel R28 Button Drill Bit Ballistic Buttons Dia CNC milling
Product Details:
Place of Origin: China
Brand Name: MIROC
Model Number: 4148300443-451
Payment & Shipping Terms:
Minimum Order Quantity: 50
Price: negotiation
Packaging Details: Carton Box or Wooden Box
Delivery Time: 25 days
Payment Terms: T/T or L/C
Supply Ability: 20000 pieces per month
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Detailed Product Description
High Light:

hardened steel drill bits

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milling drill bits

 

High Strength Alloy Steel R28 Button Drill Bit Ballistic Buttons Dia CNC milling

 

 

 

Description

This type of bit is well known for its high wear resistance on medium-hard to hard abrasive rock formations (between 200 Mpa to 260 Mpa compressive strength). Featuring spherical tungsten carbide inserts that is known to have strong configuration against carbide fracture.

• Widely used drifting and tunneling
• Bit face design is ideal for medium-hard to hard abrasive rock

Color: Green or Based on Customer requirements

Material: Tungsten carbide and high strength alloy steel

Processing: CNC milling and proprietary heat treatment process

Type: R28 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)

4148300443 37 1 4/9 2x7 5x9
4148300444 38 1 1/2 2x8 4x9
4148300445 38 1 1/2 2x7 5x9
4148300446 41 1 5/8 2x8 5x9
4148300447 43 1 5/7 2x9 5x9
4148300448 45 1 7/9 2x9 5x10
4148300449 45 1 7/9 3x8 6x9
4148300450 48 1 8/9 2x9 5x11
4148300451 48 1 8/9 3x8 6x9

2

<

Product Code and Brief Description Angle

Front Flushing 

Holes

Side Flushing 

Holes

Weight 

(kg)

B737-R28-B, R28 Button Bit, Ballistic Buttons 30° 1 1 0.5
B638-R28-B, R28 Button Bit, Ballistic Buttons 30° 1 2 0.6
B738-R28-B, R28 Button Bit, Ballistic Buttons 30° 1 1 0.6
B741-R28-B, R28 Button Bit, Ballistic Buttons 35° 1 1 0.7
B743-R28-B, R28 Button Bit, Ballistic Buttons 35° 1 2 0.8
B745-R28-B, R28 Button Bit, Ballistic Buttons 30° 1 2 0.9
B945-R28-B, R28 Button Bit, Ballistic Buttons 35° 1 3 0.9
B748-R28-B, R28 Button Bit, Ballistic Buttons 30° 1 2 1.0
B948-R28-B, R28 Button Bit, Ballistic Buttons 35° 1 3 1.0

 

Contact Details
KSQ Technologies (Beijing) Co. Ltd

Contact Person: Yingkai

Tel: +8618501231988

Send your inquiry directly to us (0 / 3000)

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