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MIROC 89mm T51 Retractable Carbide Button Drill Bit for Mining Quarry

Categories Rock Drilling Tools
Brand Name: MIROC
Model Number: 89mm T51
Certification: ISO
Place of Origin: CHINA
MOQ: 1
Price: 89
Payment Terms: L/C,D/A,D/P,T/T,Western Union
Supply Ability: 3000
Delivery Time: 20-30
Packaging Details: Wooden cases
Model NO.: T51
Color: Customer Request
Type: Button Bit, Thread Bit
Material: Alloy Steel & Tungsten Carbides
Applicable Industries: Construction Works, Energy & Mining
Button Shape: Spherical / Ballistic
Rock Class: Soft, Medium and Hard
Angle: 30°-35°
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MIROC 89mm T51 Retractable Carbide Button Drill Bit for Mining Quarry

MIROC 89mm T51 Retractable Carbide Button Drill Bit for Mining Quarry
Product Overview

The retractable design enables carbide ballistic buttons to move slightly upon impact, absorbing shock and preventing direct damage to the steel body. This innovative design significantly extends bit life compared to standard fixed button bits, making it ideal for demanding drilling conditions where button loss is common.

Applications
  • Mining industry operations
  • Tunneling and underground engineering
  • Open pit mining
  • Construction drilling
  • Blast hole drilling
  • Civil engineering operations
  • Road, gas line, pipe, and trench projects
  • Quarry work
  • Rock anchoring and ground stabilization projects
  • Water well drilling
Key Benefits
  • Longer service life and durability
  • Reduced downtime for bit changes
  • Consistent drilling performance in tough conditions
Technical Specifications
T51 Retrac Button BitBit Dia. (mm)Bit Dia. (inch)Buttons and Size (mm)Flushing HoleWeight (kg)Product Code
Retrat Button Bit, Drop Center
Spherical Buttons, R11XX
893 1/2Front: 3x11, 2x11
Gauge: 6x13
Front: 3
Side: 0
5.3R1189-T51-S
Retrat Button Bit
Spherical Buttons, R12XX
893 1/2Front: 4x13
Gauge: 8x13
Front: 2
Side: 0
5.3R1289-T51-S
Retrat Button Bit
Spherical Buttons, R12XX
1024Front: 4x14
Gauge: 8x14
Front: 2
Side: 0
7.3R12102-T51-S
Retrat Button Bit, Drop Center
Spherical Buttons, R13XX
893 1/2Front: 4x11,1x11
Gauge: 8x13
Front: 4
Side: 0
5.3R1389-T51-S-1
Retrat Button Bit, Drop Center
Spherical Buttons, R13XX
893 1/2Front: 4x13,1x13
Gauge: 8x13
Front: 4
Side: 0
5.3R1389-T51-S-2
Retrat Button Bit, Drop Center
Spherical Buttons, R13XX
1024Front: 4x13,1x13
Gauge: 8x14
Front: 4
Side: 0
7.3R13102-T51-S-1
Retrat Button Bit, Drop Center
Spherical Buttons, R13XX
1024Front: 4x13,1x13
Gauge: 8x14
Front: 4
Side: 1
7.3R13102-T51-S-2
Product Images
MIROC T51 Retractable Carbide Button Drill Bit - Professional mining drill bit Close-up view of retractable carbide buttons on drill bit Side profile of T51 retractable button drill bit MIROC retractable drill bit in operational environment
Buy MIROC 89mm T51 Retractable Carbide Button Drill Bit for Mining Quarry at wholesale prices
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