Changsha Sollroc Engineering Equipments Co., Ltd
FOCUS IN MANUFACTURING OF HIGH QUALITY DTH AND RC DRILLING TOOLS.
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Tungsten Carbide Rock Drill Taper Button Bits For Hole Drilling
Product specifications:
(1) Taper angle: 4° , 4° 46, 6° , 7° , 11° , 12°
(2) Models: Chisel/cross/button bit
(3) Diameter: 20-45 mm
(4) Button bit shape: Spherical/parabolic
(5) Socket inside diameter: 15/19/22/25mm
| Drill bit diameter | Taper(°) | |
| (mm) | (in) | |
| 28 | 1 3/32 | 6,7 |
| 30 | 1 3/16 | 6,7 |
| 32 | 1 1/4 | 6,7,11,12 |
| 34 | 1 11/32 | 6,7,11,12 |
| 35 | 1 3/8 | 6,7,11,12 |
| 36 | 1 13/32 | 6,7,11,12 |
| 38 | 1 1/2 | 6,7,11,12 |
| 40 | 1 9/16 | 6,7,11,12 |
| 41 | 1 5/8 | 6,7,11,12 |
| 42 | 1 21/32 | 6,7,11,12 |
| 43 | 1 11/16 | 6,7,11,12 |
| 45 | 1 3/4 | 6,7,11,12 |
| 50 | 1 31/32 | 6,7,11,12 |
| 60 | 2 3/8 | 6,7,11,12 |
Tapered cross bit
Used under any rock drilling condition and mainly used for hard or very hard rock formation because of it's comprehensive adaptability. Compared with taper chisel bits, taper cross bits have a better drilling performance because of carbide tips on cross bits doubled, which means carbides shape are cross type on drill bits. Taper cross bit is mainly used for hard or very hard rock formation.
| Description | Diameter | Length | Weight |
| Taper degree a=6 °,7°,11°,12° ; Socket inside d=19,22,25mm | mm | mm | kg |
| 28 | 71 80 | 0.19 | |
| 29 | 71 80 | 0.2 | |
| 30 | 50 67 71 80 | 0.3 | |
| 32 | 50 67 71 80 | 0.3 | |
| 33 | 71 80 | 0.32 | |
| 34 | 67 71 80 | 0.34 | |
| 35 | 67 71 80 | 0.35 | |
| 36 | 71 80 | 0.36 | |
| 38 | 67 71 80 | 0.42 | |
| 40 | 71 80 | 0.43 | |
| 41 | 71 | 0.45 | |
| 42 | 69 80 | 0.46 | |
| 44 | 80 | 0.47 | |
| 45 | 80 | 0.5 |
About US
Main Products:
1-12 inch middle-low/high air pressure DTH hammers & bits
3"-5.5" RC hammer and RC bits
Big hole high air pressure DTH hammer using in water well, oil, gas and construction drilling
Eccentric overburden drilling Equipment
Hole opener bit
Rock thread bit (R22, R25, R28, R32, R35, R38, T38, T45, T51, ST58, GT60)
Extension Rod, M/F Rod, M/m Rod, Drift Rod,
Shank adapter, coupling sleeves and all kinds of adapters
We can guarantee all our product:
(1) Direct factory wholesale price, price is cheaper than trading companies.
(2) Strict Quality Control Department, each piece bit need to be checked.
(3) Accept custom order. can special make for you.
(4) Focus on the quality.We seek long-term interest.
(5)Welcome small orders, our Min Quantity Order is 1 piece.
Product photos: