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ST58 Spherical CNC Milling 4.5 Inch Rock Button Drill Bit

ST58 Spherical CNC Milling 4.5 Inch Rock Button Drill Bit

  • ST58 Spherical CNC Milling 4.5 Inch Rock Button Drill Bit
  • ST58 Spherical CNC Milling 4.5 Inch Rock Button Drill Bit
  • ST58 Spherical CNC Milling 4.5 Inch Rock Button Drill Bit
ST58 Spherical CNC Milling 4.5 Inch Rock Button Drill Bit
Product Details:
Place of Origin: China
Brand Name: MIROC
Certification: ISO
Model Number: ST58
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
Type: Threaded Button Drill Bit Carbide Button Shape: Spherical Button,Ballistic Button
Button Material: Tungsten Carbide And Alloy Steel Application: Borehole Drilling In The Quarries/coal Mines
Advantage: High Quality ,low Price And Best Service Face Sharp: Drop Center/Concave/Convex/Flat Face
High Light:

industrial drill bits

,

hardened steel drill bits

ST58 Spherical CNC Milling 4.5 Inch Rock Button Drill Bit

 

Description

Thread drill bits are made by high quality alloy steel bar and tungsten carbides.

Through heat treatment, our drilling tools are tough enough to meet rock drilling demands and have the least loss of energy while drilling the rocks.

In addition, we can design customized thread button drill bits according to different drilling application, and custom drill bits are applicable to drill soft rock, loose-medium rock and hard rock.

 

• 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 Product Code and Brief Description Bit Diameter (mm) Bit Diameter (inch) Front Buttons (No. x mm) Gauge Buttons (No. x mm) Angle Front Flushing Holes Side Flushing Holes Weight (kg)
4148300981 R1489-ST58-S-1, ST58 Retrac Button Bit, Spherical Buttons 89 3 1/2 6x12 8x14 35° 2 1 5.1
4148300982 R1389-ST58-S, ST58 Retrac Button Bit, Spherical Buttons 89 3 1/2 4x13, 1x13 8x13 35° 4 - 5.1
4148300983 R1589-ST58-S, ST58 Retrac Button Bit, Spherical Buttons 102 4 7x12 8x14 35° 2 1 6.5
4148300984 R1489-ST58-S-2, ST58 Retrac Button Bit, Spherical Buttons 115 4 1/2 6x14 8x16 35° 2 - 8.5

 

ST58 Spherical CNC Milling 4.5 Inch Rock Button Drill Bit 0

Contact Details
KSQ Technologies (Beijing) Co. Ltd

Contact Person: Yingkai

Tel: +8618501231988

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