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Litian Heavy Industry Machinery Co., Ltd
Litian Heavy Industry Machinery Co., Ltd
ST58 Threaded Button Bit
ST58 Threaded Button Bit

ST58 Threaded Button Bit

Specification of ST58 Threaded Button Bit

DiameterButtonsFlushing HoleWeightModel No.

[mm]
[in]		Gauge
[No.] × [mm]		Front
[No.] × [mm]		Side
[No.]		Front
[No.]
[kg]
893 1/2"8 × 146 × 12-24.1ST58-8914ZCP
893 1/2"8 × 124 × 12, 2 × 10-48.9ST58-8914ZCA



Top Hammer Drilling Tools
Button Bit
Threaded Button Bit Retrac Button Bit Reaming Bit
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Extension Rod MF Rod Drifter Rod Drill Tube & Guide Tube
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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
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To know More About Litian Rock Tools

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Litian Updates
R32 Button Bits: Sizes, Threads and Applications
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Litian Updates
Jun 05-2026
Why Are My Button Bits Losing Buttons?
If you’ve been in rock drilling for any length of time, you know the frustration all too well. You’re making good progress, penetration rates are steady, and then suddenly—a button is gone.
May 30-2026
R32 Button Bits: Sizes, Threads and Applications
The R32 button bit is the most widely used small- to medium-diameter threaded drill bit in top hammer rock drilling. Its defining feature is the R32 rope thread, which has a nominal 32 mm major diamet...
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Sandvik vs Atlas Copco Shank Adapters: A Compatibility Guide for Rock Drilling Professionals
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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Tel:
＋86 18080948772
Address:
No. 6, Tongxin Road, Dayushan Pump Industry Park, Huludao, Liaoning Province, China
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