retrac button bit

retrac button bit with T35 thread for drilling tools

The threaded button bit is made from high-quality alloy steel rods and tungsten carbide. After heat treatment, our drilling tools have excellent toughness, making them suitable for the drilling demands of underground mining, and they minimize energy loss during the drilling process.

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Description

T35 Thread Series Button Bits Overview

This T35 thread series of button bits comes in two types: flat and retrac. Both types offer excellent wear resistance and impact strength. Retrac button bits are typically used in complex strata or in situations that require frequent bit replacement.

Technical Information for Retrac Button Bit

  • Connection thread: T35
  • Tip material: Tungsten carbide
  • Bit body material: High-strength alloy steel
  • Flushing grooves: Distributed along the bit for chip removal and cooling
  • Head design: Button shape
  • Types: Flat and retrac button
  • Diameter: Available in 54 mm, 57 mm, and 64 mm
  • Gage angle: 35 degrees
  • Gage buttons: 6×10 and 6×11
  • Center buttons: 3×9 and 3×10
  • Weight: Ranges from 1.4 kg to 2.2 kg
  • Tip manufacturing process: Hot-inlay technology
  • Other manufacturing processes: Full carburizing heat treatment, high-frequency treatment, and phosphating process
Technical Parameters
retrac button bit with T35 thread for drilling tools
Thread bit, ButtonD (mm)D (inch)Buttons GaugeButtons CentreGauge button angleThreadOrder numberWeight (kg)

Button

Button

542 1/66 x 10 mm3 x 9 mm35 degreeT35B173-5409-75051.4
572 1/46 x 10 mm3 x 9 mm35 degreeT35B173-5709-75051.5
642 1/26 x 11 mm3 x 10 mm35 degreeT35B173-6409-75051.6

Button, flat, retrac

Button, flat, retrac

542 1/66 x 10 mm3 x 9 mm35 degreeT35B176-5409-75051.8
572 1/46 x 10 mm3 x 9 mm35 degreeT35B176-5709-75052.0
642 1/26 x 11 mm3 x 10 mm35 degreeT35B176-6409-75052.2

T35 underground mining jumbo drill tools installation diagram

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retrac button bit with T35 thread for drilling tools