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

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

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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
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 Bit Bit Dia. (mm) Bit Dia. (inch) Buttons and Size (mm) Flushing Hole Weight (kg) Product Code
Retrat Button Bit, Drop Center
Spherical Buttons, R11XX		 89 3 1/2 Front: 3x11, 2x11
Gauge: 6x13		 Front: 3
Side: 0		 5.3 R1189-T51-S
Retrat Button Bit
Spherical Buttons, R12XX		 89 3 1/2 Front: 4x13
Gauge: 8x13		 Front: 2
Side: 0		 5.3 R1289-T51-S
Retrat Button Bit
Spherical Buttons, R12XX		 102 4 Front: 4x14
Gauge: 8x14		 Front: 2
Side: 0		 7.3 R12102-T51-S
Retrat Button Bit, Drop Center
Spherical Buttons, R13XX		 89 3 1/2 Front: 4x11,1x11
Gauge: 8x13		 Front: 4
Side: 0		 5.3 R1389-T51-S-1
Retrat Button Bit, Drop Center
Spherical Buttons, R13XX		 89 3 1/2 Front: 4x13,1x13
Gauge: 8x13		 Front: 4
Side: 0		 5.3 R1389-T51-S-2
Retrat Button Bit, Drop Center
Spherical Buttons, R13XX		 102 4 Front: 4x13,1x13
Gauge: 8x14		 Front: 4
Side: 0		 7.3 R13102-T51-S-1
Retrat Button Bit, Drop Center
Spherical Buttons, R13XX		 102 4 Front: 4x13,1x13
Gauge: 8x14		 Front: 4
Side: 1		 7.3 R13102-T51-S-2
Product Images
MIROC 89mm T51 Retractable Carbide Button Drill Bit for Mining Quarry MIROC 89mm T51 Retractable Carbide Button Drill Bit for Mining Quarry MIROC 89mm T51 Retractable Carbide Button Drill Bit for Mining Quarry MIROC 89mm T51 Retractable Carbide Button Drill Bit for Mining Quarry

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

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