HUNAN GOLDEN GLOBE I AND E OED CO.,LTD.
O.E.D main products including: Taper drill tools Thread drill tools Rotary drill tools Blast furnace frill tools DTH drill tools Coal mining tools
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Round Drill Bit For Soft Hard Rock 7° Small Rock Drill Bits Tapered Button Bit
Speicifactions of 7 buttons Drill bit:
Diameter:35mm
Number of buttons: 7 buttons
Tapered type: 7 degree
Length:50mm
Button diameter
Gauge:5×8
Centre:2×7
7 Buttons Rock Drilling Tapered Button Bits
Made with high quality of raw material through special heat treatment, especially, tungsten carbide of tapered button bits are from Boart long year, widely applied in Hand Hold ( short-hole) drilling system for dimensional stone quarrying. At now, we are exporting the huge qty of Q7- 33- 7 22-80, Q9 -45 -12 22- 71 for Indian quarry and Norway, Finland quarry.
Advantages:
Compared with the oversea brands, our advantages are bellowing:
A. Our products can match over 95% against the original products.
B. Price are competitive against the famous brands and best quality against the small factory.
| Product Name: | Tungsten carbides tapered drill bit | ||
| Types | Rock cross drill bit, Tapered cross bits, Tapered button bits/ 34mm button drill bit | ||
| Application:: | Use 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 steel | ||
| MOQ: | 5pcs | ||
| We can design and manufacture according to your requirement of diameter, number air holes and carbide button shape. | |||
| Types of drill bits | Diameter (mm) | Taper Angle (Degree) | Length (mm) |
| 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 |
| Tapered cross bits | 24/26/28/30/32/33/34/35/36/3/38/40/42/48/50/55 | 50/55/60/71/80 | |
| Tapered button bits | 28/29/30/32/33/34/35/36/37/38/40/41/42/45 | 50/55/60/71/80 | |
