High-Quality ST58 Thread Retrac Button bits Manufacturer, Manufacturers

Bench and production drilling tools include rods, shank adapters, couplings and bits. We have mainly 9 threads: R3212, R32, HL38, T38, T45, T51, T60, ST58 and ST68. They can be used with button bits, cross bits and reaming products.

KAT ST58 retrac button bits use 50r61 steel, YK05 tungsten carbide.Longer service life.

Product Description

Bench and production drilling tools include rods, shank adapters, couplings and bits. We offer 9 primary thread types: R3212, R32, HL38, T38, T45, T51, T60, ST58, and ST68. These high-performance tools are compatible with button bits, cross bits, and reaming products to ensure seamless drilling operations.
Our comprehensive range of rock drilling tools spans from 1” rope thread equipment to heavy-duty T60 thread solutions. Engineered for excellence, our drill rods, tubes, and button bits are designed to significantly improve productivity and withstand the most demanding geological conditions.

Key Advantages

🏗️ Premium Materials
Drill bit bodies are forged from high-grade 50R61 steel for maximum durability.
💎 Superior Carbide
Equipped with YK05 or T6 head carbide for exceptional hardness and wear resistance.
High Efficiency
Achieve a higher penetration rate and improved reliability in various rock formations.
  • Diameter Range: 89mm - 127mm
  • Packaging: Secure wooden cases or durable cartons
  • Production Capacity: 50,000 pcs per month
  • Optimized for longer service life and reduced operational costs

Product Display

ST58 Button Bits Specifications

Bit Type Gauge Buttons Front Buttons Diameter (D) Flushing Holes
No. mm No. mm mm inch Front Side
Flat Face / Retrac
ST58-FF-89 9 11 8 10 89 3 1/2" 3 1
ST58-FF-93 9 12.7 8 11 93 3 11/16" 3 1
ST58-FF-102 9 12.7 8 12.7 102 4" 3 1
Drop Center / Retrac
ST58-DC-89 8 11 4/2 11/9.5 89 3 1/2" 4 1
ST58-DC-93 8 12.7 4/2 12.7/9.5 93 3 11/16" 4 0
ST58-DC-102 8 14 4/3 12.7/11 102 4" 4 0
ST58-DC-115 8 14 4/3 14/12.7 115 4 1/2" 4 1
ST58-DC-127 8 16 4/3 16/12.7 127 5" 4 0

Frequently Asked Questions

What types of threads are available for these drilling tools?
We provide 9 standard thread types to fit various equipment, including R3212, R32, HL38, T38, T45, T51, T60, ST58, and ST68.
What materials are used in the production of the drill bits?
The drill bit body is manufactured from high-strength 50R61 steel, while the cutting heads utilize premium YK05 or T6 carbide for maximum penetration and longevity.
How do these tools improve drilling productivity?
By combining high-grade steel with superior carbide tips, our tools offer a higher penetration rate, improved reliability, and a longer service life, reducing downtime and replacement frequency.
What is the diameter range for the button bits?
Our standard button bits range from 89mm to 127mm (approx. 3 1/2" to 5") to cover most bench and production drilling requirements.
Are there different face designs for different rock conditions?
Yes, we offer both Flat Face (FF) and Drop Center (DC) designs, as well as Retrac options, to optimize flushing and stability based on the specific geological formation.
What is the monthly production capacity?
Our manufacturing facility has a stable productivity rate of approximately 50,000 pieces per month to ensure timely delivery for large-scale projects.

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