Small Hole Tapered Button Bits
A:Small Hole Drilling Hex Drilling Button Bits: 32mm, 33mm, 35mm, 36mm, 38mm, 40mm, 41mm, Head Diameters Available.
B:Small Hole Tapered Button Bits Taper Degrees: 6, 7, 11, 12.
C:Numbers of Tungsten Carbide Tips:4, 7, 8.
D: Available Diameters of Each Button Tips:Gauge Buttons:7mm,8mm,9mm,Front Buttons:6mm,7mm,8mm.
| Product Name: | 30-40mm 7 degree taper rock drill bit |
| Types | Tapered chisel bits, Tapered cross bits, Tapered button bits |
| Application:: | Tapered drill bits are used in granite and marble quarry, gold mine, railway, tunnel, etc. for drilling |
| Feature: | Tapered drill bits connect tapered drill steel of rock drill for drilling holes |
| Material: | High quality carbide and high quality 42CrMo cold forging steel body |
| MOQ: | No requirement for testing and trial order |
| We can design and manufature according to your requirment of diameter, number air holes and carbide button shape. |
| Types of drill bits | Diameter (mm) | Taper Angle (Degree) | Length (mm) | Weight (kg) |
| Tapered chisel bits | 20/22/28/30/32/34/36/38/40 | 4 degree/ 6 degree/ 7 degree/ 11 degree/ 12 degree | 50/55/60/71/80 | 0.15 - 0.45 |
| Tapered cross bits | 24/26/28/30/32/33/34/35/36/3/38/40/42/48/50/55 | 50/55/60/71/80 | 0.18 - 0.7 |
| Tapered button bits | 28/29/30/32/33/34/35/36/37/38/40/41/42/45 | 50/55/60/71/80 | 0.2 - 0.5 |
All-round bit with six gauge buttons for medium hard to hard rock forma- tions. Front and side flushing. Inclined front buttons.
All-round bit for soft to hard rock formations.Two front flush- ing holes for optimal speed and less hole deviation. Inclined front buttons.
All-round drill bit for soft, medium and hard rock with excellent flushing capacity. Front and side flushing.
All-round drill bit for soft, medium and hard rock with excellent flushing capacity. Front and side flushing.
All-round drill bit for medium hard to hard rock forma- tions. Front and side flushing.
For hard and abrasive rock. Front and side flushing.
Please observe that all button bits are manufactured over-sized 0,5–1,0 mm, meaning that for example a 36,0 mm bit is at least 36,5 mm as new.This is done because of the fast initial wear on button bits.
It is important to consider that the drilled hole could vary in size due to drilling conditions, drilling practices and ground formation.
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Rock Drill Parts Manufacturer Small Hole Tapered Button Bits for Granite drilling Images
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