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Litian Heavy Industry Machinery Co., Ltd
Litian Heavy Industry Machinery Co., Ltd
ST68 Retrac Button Bit
ST68 Retrac Button Bit

ST68 Retrac Button Bit

Specification of ST68 Retrac Button Bit

DiameterButtonsFlushing HoleWeightModel No.

[mm]
[in]		Gauge
[No.] × [mm]		Front
[No.] × [mm]		Side
[No.]		Front
[No.]
[kg]
1024"10 × 124 × 12, 4 × 12-49.3ST68-10218YSA
1154 1/2"10 × 144 × 14, 4 × 14-410ST68-11518YSA



Top Hammer Drilling Tools
Button Bit
Threaded Button Bit Retrac Button Bit Reaming Bit
Drill Rod
Extension Rod MF Rod Drifter Rod Drill Tube & Guide Tube
Shank Adapter
Shank Adapter HL/RD/HLX Shank Adapter COP/BBC Shank Adapter HD/PD Shank Adapter HC Shank Adapter YH Shank Adapters Impact Shanks
Coupling Sleeve
Small Hole Drilling Tools
Tapered Button Bits Tapered Drill Rods Integral Drill Rods Shank Rods
TBM Cutter
TBM Disc Cutter
Single Disc Cutter Double Disc Cutter Twin Disc Cutter Triple Disc Cutter Disc Cutter Ring Disc Cutter Components
Soft Ground Cutter
Raise Boring Cutters
Kerf Roller Cutter
Random Roller Cutter
Hot Sales
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To know More About Litian Rock Tools

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Litian Updates
How to Measure Thread Wear on Drill Rods
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Litian Updates
Jul 25-2026
What Feed Pressure Should I Use for Hard Rock Drilling?
Feed pressure is one of the three primary controllable parameters in rock drilling, alongside impact pressure and rotational speed. Yet it is perhaps the most misunderstood. Get it wrong, and you will...
Jul 17-2026
How to Measure Thread Wear on Drill Rods
Drill rod threads are the most vulnerable part of any drill string. They endure repeated make-up and break-out cycles, high torque loads, abrasive drilling fluids, and the constant stress of downhole ...
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Drill Rod Thread Failures: Causes and Prevention
Litian Rock Drilling Tools Manufacturers

Litian is a professional manufacturer focused on the production of rock drilling tools and excavation tools.

Learn More >
Products
Top Hammer Drilling Tools
Button Bit Drill Rod Shank Adapter Coupling Sleeve Small Hole Drilling Tools
TBM Cutter
TBM Disc Cutter Soft Ground Cutter
Raise Boring Cutters
Kerf Roller Cutter Random Roller Cutter
Hot Sales
Application
Mining Tunneling & Underground Project Construction Drill And Blast Quarrying & Aggregate Hydropower Project

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