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Brand Name : MIROC Retract Button Bit
Model Number : ST68 Thread Retract Button Bit
Place of Origin : China
MOQ : 10 Pieces Retract Button Bit
Price : Negotiable
Supply Ability : 20000 pieces per month
Delivery Time : 25 days
Packaging Details : Carton Box or Wooden Box
Certification : ISO
Product : Retract Button Bit
Thread : ST68
Body Type : Retract
Material : 45CrNiMoVA
Application : For Mining, Quarry, Tunelling
Weight : 9.3kg-17.8kg
ST68 4 Inch 5 Inch 6 Inch Retract Button Bit Design To Improve Hole Straightness
Retract Skirt
For unconsolidated rock formation.
Designed to improve hole straightness, as well as to assist in retrieval of the drilling string.
The splines will also improve the hole flushing characteristics of the bit due to the chip ways between the splines.
ST68 Retrac Button Bit | ||||||||
Bit Dia. | Buttons and Size (mm) | Flushing Hole | Weight | Part Number | ||||
mm | inch | Front | Gauge | Angle | Front | Side | kg | |
Spherical | ||||||||
102 | 4 | 4x12, 4x12 | 10x12 | 35° | 4 | - | 9.3 | 4148301024 |
102 | 4 | 4x14, 2x12 | 8x14 | 35° | 4 | - | 9.3 | 4148301025 |
110 | 4 1/3 | 6x14 | 8x16 | 35° | 2 | - | 10.0 | 4148301026 |
115 | 4 1/2 | 6x14 | 8x16 | 35° | 2 | - | 10.0 | 4148301027 |
127 | 5 | 8x14 | 9x16 | 35° | 3 | - | 15.0 | 4148301028 |
140 | 5 1/2 | 9x14 | 9x16 | 35° | 3 | - | 17.8 | 4148301029 |
Ballistic | ||||||||
102 | 4 | 4x12, 4x12 | 10x12 | 35° | 4 | - | 9.3 | 4148301030 |
102 | 4 | 4x14, 2x12 | 8x14 | 35° | 4 | - | 9.3 | 4148301031 |
110 | 4 1/3 | 6x14 | 8x16 | 35° | 2 | - | 10.0 | 4148301032 |
115 | 4 1/2 | 6x14 | 8x16 | 35° | 2 | - | 10.0 | 4148301033 |
127 | 5 | 8x14 | 9x16 | 35° | 3 | - | 15.0 | 4148301034 |
140 | 5 1/2 | 9x14 | 9x16 | 35° | 3 | - | 17.8 | 4148301035 |
Competitive Advantage
High strength chromium-molybdenum steel with high fatigue strength and excellent wear resistance
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ST68 4 5 6 Inch Retrac Button Bit For Improve Hole Straightness 45CrNiMoVA Material Images |