Changsha Sollroc Engineering Equipments Co., Ltd
| Supply Ability | 30000 sets per month |
| Delivery Time | 3-4 weeks |
| Packaging Details | Cartons + ply wood case (no plastic) |
| Product name | Numa100 dth bits |
| Diameter | 10 1/2",11", 11 1/2", 12", 13" |
| Air pressure | 10-30bar |
| Applications | waterwell drilling and rock blasting |
| Face shape | Flat, Convex, Concave |
| Keyword | Numa100 bit |
| Brand Name | SOLLROC |
| Model Number | Numa100 dth bits |
| Certification | SGS |
| Place of Origin | China |
View Detail Information
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Product Specification
| Supply Ability | 30000 sets per month | Delivery Time | 3-4 weeks |
| Packaging Details | Cartons + ply wood case (no plastic) | Product name | Numa100 dth bits |
| Diameter | 10 1/2",11", 11 1/2", 12", 13" | Air pressure | 10-30bar |
| Applications | waterwell drilling and rock blasting | Face shape | Flat, Convex, Concave |
| Keyword | Numa100 bit | Brand Name | SOLLROC |
| Model Number | Numa100 dth bits | Certification | SGS |
| Place of Origin | China | ||
| High Light | dth button bits ，dth hammer bits | ||
10" Down The Hole Numa100 DTH Button Drill Bits For Rock Drilling
Product specifications: Numa100 dth bits
| For 10" hammer DTH bits shank | Bit Dia. | Air Holes No. | Gauge Buttons | Front Buttons | Weight (Kg) | Part No. | |
| mm | inch | ||||||
| SD10 | 254 | 10" | 3 | 12×φ18 | 20×φ16 | 108.0 | SD10-254 |
| 305 | 12" | 4 | 12×φ18 | 36×φ18 | 125.0 | SD10-305 | |
| 311 | 12 1/4" | 4 | 12×φ18 | 36×φ16 | 130.0 | SD10-311 | |
| 318 | 12 1/2" | 4 | 12×φ18 | 38×φ16 | 142.0 | SD10-318 | |
| 330 | 13" | 4 | 16×φ18 | 42×φ16 | 155.0 | SD10-330 | |
| NUMA100 | 254 | 10" | 3 | 12×φ18 | 20×φ16 | 90.0 | Numa100-254 |
| 305 | 12" | 4 | 12×φ18 | 36×φ18 | 102.0 | Numa100-305 | |
| 311 | 12 1/4" | 4 | 12×φ18 | 36×φ16 | 104.0 | Numa100-311 | |
| 318 | 12 1/2" | 4 | 12×φ18 | 38×φ16 | 106.0 | Numa100-318 | |
| 330 | 13" | 4 | 14×φ18 | 42×φ16 | 112.0 | Numa100-330 | |
Product photos
Bit Face Selection of DTH Bit
| Face Shape | Applictions | Typical formations |
| Flat | Hard and abrasive formations,all around. | Granite,hard limestone |
| Concave | Medium hard to hard formations.Less abrasive,fractured formations.Excellent control over hole deviation. | Granite,hard limestone,basalt |
| Convex | Soft to medium hard rock.Non abrasive formations.High penetration rate. | Limestone,hard limestone,shale |
| Drop Center | Soft to medium hard and fractured formations. | Limestone,shale |
ProDrill offers a comprehensive range of high performance DTH hammers, DTH hammer bits, and accessories for use in the mining, construction, geothermal, and rotary drilling industries.
DTH hammers are available in sizes from 2" to 20" from the industries leading manufacturer's including Mincon®, ®, Drill King®, Rockmore®, and more.
DTH hammer bits are available in sizes from 2" to 36", with all shanks, multiple head/face designs, and with a variety of tungsten carbide button styles to suit a wide variety of drilling conditions.
DTH accessories, including hammer oil andlube, grinding and sharpening tools, adapter, subs, shock absorbers, and more, are available to complement our DTH product offering.
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
2006
Total Annual:
10000000-50000000
Employee Number:
600~700
Ecer Certification：
Verified Supplier
Sollroc, with more than 10 years of experience, is one of the prefessional manufacturer and supplier of high performance rock drilling tools like, DTH hammers and bits, RC hammers and bits, ODEX system, symmetrix system, DTH drill rods and top hammer drilling tools, our tools are widely used in di... Sollroc, with more than 10 years of experience, is one of the prefessional manufacturer and supplier of high performance rock drilling tools like, DTH hammers and bits, RC hammers and bits, ODEX system, symmetrix system, DTH drill rods and top hammer drilling tools, our tools are widely used in di...
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