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12° CNC Milling Button Drill Bit Rock Drill Bits For Tunneling

Categories Button Drill Bit
Place of Origin: China
Brand Name: MIROC
Model Number: 4148300255-4148300270
MOQ: 50
Packaging Details: Carton Box or Wooden Box
Delivery Time: 25 days
Payment Terms: T/T or L/C
Supply Ability: 20000 pieces per month
Price: negotiation
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12° CNC Milling Button Drill Bit Rock Drill Bits For Tunneling


12° CNC Milling Button Drill Bit Rock Drill Bits For Tunneling


Description


Tapered equipment affords drillers the ability to change drilling bits whilst still using the same drilling rod. Drillers choose tapered button bits for faster drilling penetration rate. Different taper sizes have different characteristics when it comes to the “knock-off” index – the smaller angle will prevent the bit from spinning.

• Suitable for small hole range
• Widely used in Dimensional Stone Quarrying Industry
• Widely used in Underground Mining Industry


Color: Green or Based on Customer requirements


Material: Tungsten carbide and high strength alloy steel


Processing: CNC milling and proprietary heat treatment process


Type: 12° Tapered Button Bit Short Skirt



Applications


• Dimensional Stone Industry
• Underground Mining
• Tunneling



Competitive Advantage

• High grade tungsten carbide inserts
• Bit bodies manufactured from high grade steel and processed using state-of-the-art CNC machinery and heat treatment



specification


Part NumberBit Diameter (mm)Bit Diameter (inch)

Front Buttons

(No. x mm)

Gauge Buttons

(No. x mm)

4148300255281 1/91x73x7
4148300256281 1/91x74x7
4148300257291 1/71x73x7
4148300258301 1/61x73x7
4148300259301 1/61x74x7
4148300260301 1/62x74x7
4148300261321 1/42x75x7
4148300262331 2/72x75x7
4148300263341 1/32x75x8
4148300264351 3/82x74x7
4148300265351 3/82x75x8
4148300266351 3/82x75x9
4148300267361 3/72x75x9
4148300268371 4/92x75x9
4148300269381 1/21x95x9
4148300270381 1/22x75x9

Product Code and Brief DescriptionAngle

Front Flushing

Holes

Side Flushing

Holes

Weight

(kg)

BS428-12D-22, 12° Tapered Button Bit, Short Skirt20°110.2
BS528-12D-22, 12° Tapered Button Bit, Short Skirt35°110.2
BS429-12D-22, 12° Tapered Button Bit, Short Skirt40°110.21
BS430-12D-22, 12° Tapered Button Bit, Short Skirt40°110.22
BS530-12D-22, 12° Tapered Button Bit, Short Skirt35°110.22
BS630-12D-22, 12° Tapered Button Bit, Short Skirt30°110.22
BS732-12D-22, 12° Tapered Button Bit, Short Skirt40°210.24
BS733-12D-22, 12° Tapered Button Bit, Short Skirt35°110.25
BS734-12D-22, 12° Tapered Button Bit, Short Skirt35°110.29
BS635-12D-22, 12° Tapered Button Bit, Short Skirt35°110.33
BS735-12D-22-1, 12° Tapered Button Bit, Short Skirt35°210.33
BS735-12D-22-2, 12° Tapered Button Bit, Short Skirt35°110.33
BS736-12D-22, 12° Tapered Button Bit, Short Skirt35°110.37
BS737-12D-22, 12° Tapered Button Bit, Short Skirt40°110.38
BS638-12D-22, 12° Tapered Button Bit, Short Skirt40°110.4
BS738-12D-22, 12° Tapered Button Bit, Short Skirt35°110.4

Cheap 12° CNC Milling Button Drill Bit Rock Drill Bits For Tunneling for sale
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