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Brand Name : MIROC
Model Number : D42mm Button drill bit
Place of Origin : China
MOQ : 10 Pieces
Price : negotiation
Supply Ability : 20000 pieces per month
Packaging Details : Carton Box or Wooden Box
Certification : ISO
Type : Button drill bit
Material : Tungsten Carbide
Use : rock drilling
Name : D42mm Button drill bits
Diameter : 42mm
Q7-34mm rock drilling tools tungsten carbide mining drill bit Tapered button bit
High quality tungsten carbide drills bits D42mm button drill bit for rock drilling
The Drill Bits are made from grade hard alloy and special steel, generally matched with the light-duty rock
drill, to drill the rock hole within diameter of 50mm. The drill tools are used in metallurgy mine, geological
exploration, water conservancy construction, electricity, traffic, tunnel, quarry, national defence stone
project etc.
| Product name | Tapered Button Bits | 
| Material | Tungsten Carbides | 
| Application | Quarrying, small hole drilling | 
| Advantage | High Performance | 
| Color | Customized | 
| Usage | Mining / Quarrying / Tunneling | 
| Button Type | Hemispherical/Parabolic/Ballistic / Conical | 

| Small Hole Drilling Tools, Tapered Tools, 7 Degree | |||||||||
| Bit Dia | Button and Size(mm) | Flushing Hole | Weight | Part Number | Product Code | ||||
| mm | inch | Front | Gauge | Angle | Front | Side | kg | ||
| 32 | 1 1/4 | 1x8 | 3x8 | 35° | 1 | 1 | 0.24 | 4148300157 | BS432-7D-22 | 
| 36 | 1 3/7 | 1x8 | 3x9 | 40° | 1 | 1 | 0.37 | 4148300161 | BS436-7D-22 | 
| 38 | 1 1/2 | 1x8 | 3x9 | 35° | 1 | 1 | 0.37 | 4148300163 | BS438-7D-23 | 
| 40 | 1 4/7 | 1x8 | 3x9 | 30° | 1 | 1 | 0.38 | 4148300166 | BS440-7D-23-1 | 
| 40 | 1 4/7 | 1x9 | 3x10 | 30° | 1 | 1 | 0.4 | 4148300167 | BS440-7D-23-2 | 
| 40 | 1 4/7 | 1x9 | 3x9 | 35° | 1 | 1 | 0.4 | 4148300168 | BS440-7D-23-3 | 
| 42 | 1 2/3 | 1x8 | 3x9 | 30° | 1 | 1 | 0.4 | 4148300170 | BS442-7D-23-1 | 
| 42 | 1 2/3 | 1x9 | 3x10 | 30° | 1 | 1 | 0.43 | 4148300171 | BS442-7D-23-2 | 
| 42 | 1 2/3 | 1x9 | 3x9 | 35° | 1 | 1 | 0.43 | 4148300172 | BS442-7D-23-3 | 


 
 
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