42mm Diameter Tapered Cross Drill Bit For Mining With 7 11 12 Degrees
42mm Diameter Tapered Cross Drill Bit For Mining With 7 11 12 Degrees
Product Application
7/11/12 Degree 42mm Tapered Cutting Bit is suitable for mining,quarring,tunneling and so on. It is widely used for gound quarring and underground drilling.
Main Features
1) High quality;
2) High resistance;
3) High footage speed;
4) Very low breakage;
5) Very low percentage of carbide falling off.
6)Wide application range.
Specification:
| Taper 7 Degree Cross Bit | ||||||
| Bit Dia. | For class of rock | Buttons | Taper | Weight | Part Number | |
| mm | inch | HxW | kg | |||
| 30 | 1 1/6 | 11~15 | 12x12x8 | 7º | 0.29 | 4148300141 |
| 32 | 1 1/4 | 11~15 | 12x12x8 | 7º | 0.31 | 4148300142 |
| 33 | 1 2/7 | 11~15 | 12x12x8 | 7º | 0.33 | 4148300143 |
| 34 | 1 1/3 | 11~15 | 12x12x8 | 7º | 0.34 | 4148300144 |
| 35 | 1 3/8 | 11~15 | 12x12x8 | 7º | 0.36 | 4148300145 |
| 36 | 1 3/7 | 11~15 | 13x12x8 | 7º | 0.37 | 4148300146 |
| 38 | 1 1/2 | 11~15 | 14x12x8 | 7º | 0.43 | 4148300147 |
| 40 | 1 4/7 | 11~15 | 15x12x8 | 7º | 0.47 | 4148300148 |
| 41 | 1 3/5 | 11~15 | 15x12x8 | 7º | 0.49 | 4148300149 |
| 42 | 1 2/3 | 11~15 | 15x12x8 | 7º | 0.51 | 4148300150 |
| 43 | 1 2/3 | 11~15 | 15x12x8 | 7º | 0.53 | 4148300151 |
| 45 | 1 7/9 | 11~15 | 17x14x8 | 7º | 0.58 | 4148300152 |
| 48 | 1 8/9 | 11~15 | 17x14x8 | 7º | 0.67 | 4148300153 |
| 50 | 2 | 11~15 | 19x14x8 | 7º | 0.72 | 4148300154 |
| 55 | 2 1/6 | 11~15 | 20x16x10 | 7º | 0.92 | 4148300155 |
| 60 | 2 1/3 | 11~15 | 20x16x10 | 7º | 1.19 | 4148300156 |
| Taper 11 Degree Cross Bit | ||||||||
| Bit Dia. | Buttons and Size (mm) | Flushing Hole | Weight | Part Number | ||||
| mm | inch | Front | Gauge | Angle | Front | Side | kg | |
| 29 | 1 1/7 | 12x8 | - | 1 | 2 | 0.25 | 4148300233 | |
| 30 | 1 1/6 | 12x8 | - | 1 | 2 | 0.26 | 4148300234 | |
| 32 | 1 1/4 | 12x8 | - | 1 | 2 | 0.3 | 4148300235 | |
| 33 | 1 2/7 | 12x8 | - | 1 | 2 | 0.32 | 4148300236 | |
| 35 | 1 3/8 | 12x8 | - | 1 | 2 | 0.36 | 4148300237 | |
| 36 | 1 3/7 | 12x8 | - | 1 | 2 | 0.39 | 4148300238 | |
| 38 | 1 1/2 | 12x8 | - | 1 | 2 | 0.43 | 4148300239 | |
| 41 | 1 3/5 | 14x8 | - | 1 | 2 | 0.49 | 4148300240 | |
| Taper 12 Degree Cross Bit | ||||||||
| Bit Dia. | Buttons and Size (mm) | Flushing Hole | Weight | Part Number | ||||
| mm | inch | Front | Gauge | Angle | Front | Side | kg | |
| 29 | 1 1/7 | 12x8 | - | 1 | 2 | 0.25 | 4148300282 | |
| 30 | 1 1/6 | 12x8 | - | 1 | 2 | 0.26 | 4148300283 | |
| 32 | 1 1/4 | 12x8 | - | 1 | 2 | 0.3 | 4148300284 | |
| 33 | 1 2/7 | 12x8 | - | 1 | 2 | 0.32 | 4148300285 | |
| 35 | 1 3/8 | 12x8 | - | 1 | 2 | 0.36 | 4148300286 | |
| 36 | 1 3/7 | 12x8 | - | 1 | 2 | 0.39 | 4148300287 | |
| 38 | 1 1/2 | 12x8 | - | 1 | 2 | 0.43 | 4148300288 | |
| 40 | 1 4/7 | 12x8 | - | 1 | 2 | 0.46 | 4148300289 | |
| 41 | 1 3/5 | 14x8 | - | 1 | 2 | 0.49 | 4148300290 | |
About us
MIROC® Rock Drilling Tools are Rock Drilling Tools Brand by KSQ Tecnologies (Beijing) Co. Ltd.
KSQ Technologies (Beijing) Co. Ltd. provides exceptional technical know-how in development, production, and application. The company has adopted advanced manufacturing processes to ensure high quality steels and tungsten carbide inserts for its rock drilling accessories. Its personnel understand clients’ drilling needs, and have the service skills to recommend the right drilling tools for the job. Its experienced product developers can also create custom tools. Furthermore, the company’s development team introduces innovative products each year – tools that are rigorously tested in the field and proven
to perform beyond industry expectations.
MIROC® Rock Drilling and Ground Support Tools include:
Integral Rods
Plug Hole Rods
Tapered Drilling Tools
Extension Drilling Tools
Drifting and Tunneling Tools
Reaming Tools
Shank Rods
Shank Adapters (Striking Bars)
Down-the-hole (DTH) Bits
Down-the-hole (DTH) Hammers
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.