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4.5 Inch Rock Button Drill Bit , ST58 Spherical CNC Milling Drill Bits

4.5 Inch Rock Button Drill Bit , ST58 Spherical CNC Milling Drill Bits

  • 4.5 Inch Rock Button Drill Bit , ST58 Spherical CNC Milling Drill Bits
4.5 Inch Rock Button Drill Bit , ST58 Spherical CNC Milling Drill Bits
Product Details:
Place of Origin: China
Brand Name: MIROC
Model Number: 4148300965-972
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:

industrial drill bits

,

hardened steel drill bits

 

4.5 Inch Rock Button Drill Bit , ST58 Spherical CNC Milling Drill Bits

 

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 in bench and long hole drilling
• 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: ST58 Button Bit Spherical Buttons

 

Applications

• Underground mining
• Tunneling
• Quarry

 

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)

4148300965 89 3 1/2 6x12 8x12
4148300966 89 3 1/2 6x13 8x13
4148300967 89 3 1/2 4x13, 1x13 8x13
4148300968 89 3 1/2 4x12, 2x12 8x12
4148300969 95 3 3/4 4x13, 1x13 8x14
4148300970 102 4 6x14 8x14
4148300971 102 4 6x13 8x16
4148300972 115 4 1/2 6x14 8x16

 

Product Code and Brief Description Angle

Front Flushing 

Holes

Side Flushing 

Holes

Weight 

(kg)

B1489-ST58-S-1, ST58 Button Bit, Spherical Buttons 35° 2 1 4.1
B1489-ST58-S-2, ST58 Button Bit, Spherical Buttons 35° 2 1 4.1
B1389-ST58-S-1, ST58 Button Bit, Spherical Buttons 35° 4 - 4.1
B1489-ST58-S-3, ST58 Button Bit, Spherical Buttons 35° 4 - 4.1
B1389-ST58-S-2, ST58 Button Bit, Spherical Buttons 35° 4 - 4.6
B1489-ST58-S-4, ST58 Button Bit, Spherical Buttons 35° 2 - 6
B1489-ST58-S-5, ST58 Button Bit, Spherical Buttons 35° 2 1 6
B1489-ST58-S-6, ST58 Button Bit, Spherical Buttons 35° 2 - 7

 

Contact Details
KSQ Technologies (Beijing) Co. Ltd

Contact Person: Yingkai

Tel: +8618501231988

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