ST68 Thread Dill Bits

ST68 Thread Dill Bits/Best mining/Drill bits for drill

  • ST68 Thread Dill Bits: Used for very large excavation machinery, widely used in large mines and excavation projects.
Product Name:

High quality rock drill bits ST68 threaded button bit for rock drilling 

Description:Button bit made with high quality of best quality alloy steel bar and tungsten carbide, through heat treatment like Atlas.
Material:Alloy steel bar and tungsten carbide bit

No MOQ required for testing and trial order

Body TypeNormal type and retract type
Thread type


Button bit shape

Spherical and Ballistic

Face shape

Flat shape and Drop-center shape

Product Description


ST68 Thread button bit

ST68 Thread Dill Bits

Perfect designs, tungsten carbide and skirt steel, We provides leading strength and penetration rates for more productivity, excellent straightness and hole clean quality, get max drilling performance to save up fuel cost rate.
We can design and manufacture according to customers’ samples or drawings of the diameter., buttons and flushing holes
quantity, button shape and face shape. Our button bit is made by high quality tungsten carbides and steel, through heat
treatment so that it can be used for hard rock drilling, and transmit intensive impact energy into the rock with the least
possible loss of energy. Comparing with tapered chisel bits and tapered cross bits, button bits has higher technology, much longer
primary drilling time and higher drilling efficiency. According to the buttons, tapered button bits can be divided into the types
of Dome, Ballastic, etc.
KINGKONG Drill Tools can make all sizes and shapes according to your request!

ST68 Thread Dill Bits

Additional Information

Code No.1433-105ST68-614/814-45-QYK5
Diameter 102mm
Gauge Buttons8*14mm
Front Buttons4*12mm, 2*12mm
Skirt DesignStandard
Carbide DesignDome
Face DesignFlat
Water Holes4 on front

ST68 Thread Dill Bits Product Description:

large aperture use, widely used in underground mining, open-pit mining, hydropower engineering, quarry field and other engineering
Bit Diameter: 102mm-140mm
Button bit design: Flat face, drop center, Normal and Retractale body.
Tungsten carbide (Buttons): Spherical, Ballistic and Conical.

Competitive advantages:
* This type of bit is well known for its wear resistance on medium-hard to hard rock formations
* 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 rock formations
* High footage speed and very low percentage of carbide falling off

ST68 Thread Dill BitsST68 Thread Dill Bits

ST68 Thread Dill Bits

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