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| Categories | DTH Drill Bits |
|---|---|
| Brand Name: | SOLLROC |
| Model Number: | SD Series bit |
| Certification: | SGS |
| Place of Origin: | China |
| MOQ: | 1 piece |
| Price: | negotiable |
| Payment Terms: | T/T, |
| Supply Ability: | 10000 pieces/month |
| Delivery Time: | 18 working days |
| Packaging Details: | Cartons + ply wood case (no plastic) |
| Application: | Quarrying, construction, civil engineering, mining, |
| Usage: | mining, water well drilling, geothermal drilling |
| Product name: | SD Series DTH Bit |
| Rock formation: | Granite, limestone, quartz, etc |
| shank: | DHD,Cop,QL,Mission,SD |
| Advantage: | Hign Abrasion Resistance |
| Color: | Black or as request |
| Size: | 152mm 165mm 178mm 191mm |
| Rock hardness: | Granite, limestone, quartz, etc |
| Machine type: | Drilling Tool,Drilling Equipment,Downhole Tools,Mining machine parts |
| Use: | Well Drilling,Ore Mining,Coal Mining,Coal/Ore Mining,quarry |
| Name: | SD Bit |
| Material: | Alloy Steel |
| Surface Treatment: | Spray-Paint |
| Company Info. |
| Changsha Sollroc Engineering Equipments Co., Ltd |
| Verified Supplier |
| View Contact Details |
| Product List |
DTH Rock Drill Bit with Shank SD4/SD5/SD6/SD8/SD10/SD12 for Construction
Product description
A down-the-hole hammer (DTH hammer) is a tool that can be attached to the end of a drill string and inserted into a bore. It's a small jack hammer used to break hard rock into small particles that can be flushed away by the DTH hammer's air exhaust.
DTH Uniform penetration rate can drill to greater depths generally straighter holes safer in broken ground lower noise level longer drill string life
SD Series DTH drill bit specification:
| SD shank Bits | Bit Dia. | No. Air Holes | Gauge Buttons | Front Buttons | Weight (Kgs) | Part No. | |
| mm | inch | ||||||
| SD4 | 105 | 4 1/8" | 2 | 6×φ14 | 5×φ13 | 9.0 | SD4-105 |
| 110 | 4 1/4" | 2 | 7×φ13 | 6×φ13 | 9.5 | SD4-110 | |
| 115 | 4 1/2" | 2 | 7×φ14 | 6×φ13 | 9.8 | SD4-115 | |
| 120 | 4 3/4" | 2 | 8×φ14 | 6×φ14 | 11.5 | SD4-120 | |
| 127 | 5 | 2 | 8×φ14 | 7×φ14 | 12.3 | SD4-127 | |
| SD5 | 133 | 5 1/4" | 2 | 7×φ16 | 6×φ14 | 15.5 | SD5-130 |
| 140 | 5 1/2" | 2 | 7×φ18 | 7×φ14 | 16.0 | SD5-140 | |
| 146 | 5 3/4" | 2 | 8×φ18 | 7×φ14 | 16.5 | SD5-146 | |
| 152 | 6" | 2 | 8×φ18 | 8×φ14 | 17.0 | SD5-152 | |
| 165 | 6 1/2" | 2 | 8×φ18 | 8×φ16 | 19.0 | SD5-165 | |
| SD6 | 152 | 6" | 2 | 8×φ16 | 8×φ16 | 26.0 | SD6-152 |
| 165 | 6 1/2" | 2 | 8×φ18 | 8×φ16 | 28.0 | SD6-165 | |
| 178 | 7" | 2 | 8×φ18 | 8×φ18 | 31.0 | SD6-178 | |
| 190 | 7 1/2" | 3 | 9×φ18 | 9×φ16 | 34.0 | SD6-190 | |
| 203 | 8" | 3 | 9×φ18 | 9×φ18 | 36.0 | SD6-203 | |
| SD8 | 195 | 7 11/16 | 3 | 9×φ18 | 9×φ16 | 32.0 | SD8-195 |
| 203 | 8" | 3 | 9×φ18 | 9×φ18 | 41.0 | SD8-203 | |
| 216 | 8 1/2" | 2 | 10×φ18 | 12×φ16 | 49.0 | SD8-216 | |
| 254 | 10" | 3 | 11×φ18 | 17×φ16 | 71.0 | SD8-254 | |
| 305 | 12" | 4 | 12×φ18 | 29×φ16 | 95.0 | SD8-305 | |
| 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 | |
| SD12 | 305 | 12" | 4 | 12×φ18 | 36×φ16 | 156.0 | SD12-305 |
| 311 | 12 1/4" | 4 | 12×φ18 | 36×φ16 | 168.0 | SD12-311 | |
| 330 | 13" | 4 | 16×φ18 | 42×φ16 | 180.0 | SD12-330 | |
| 356 | 14" | 4 | 16×φ19 | 48×φ16 | 191.0 | SD12-356 | |
| 381 | 15" | 4 | 16×φ19 | 48×φ18 | 200.0 | SD12-381 | |
Bit Face Shape Selection:
Detail photos:
Company informaiton
At sollroc, customer satisfaction is our top priority. Our sales team takes a proactive approach in meeting customers’ needs. We take the time to get to know you and learn about your operations so we can better assist you. We strive to meet customers’ needs by supplying the tools and equipment you need when you need them, providing product support, and following through with excellent customer service every step of the way.
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