Changsha Golden Drilling Machinery Co.,Ltd
| Payment Terms | T/T, L/C, Western Union |
| Supply Ability | 1500pcs per month |
| Delivery Time | 3-10days |
| Packaging Details | 1. Wrapped with plastic film. 2. Fixed with iron support, wheel or pallet when necessary. (3. Packed with wooden cases for small things.) |
| Material | Q345 |
| Application | Gravel, Boulder and Medium Mantle Rock |
| After-sales service provided | online support , video technical support |
| Name | Hard Rock Drilling Core Barrel drilling bucket roller bits |
| Teeth type | Bullet Teeth |
| Diameter | 600-3000 |
| Brand Name | JZTG |
| Model Number | core barrel |
| Certification | CE,ISO,IAF,CQC |
| Place of Origin | Changsha, China |
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Product Specification
| Payment Terms | T/T, L/C, Western Union | Supply Ability | 1500pcs per month |
| Delivery Time | 3-10days | Packaging Details | 1. Wrapped with plastic film. 2. Fixed with iron support, wheel or pallet when necessary. (3. Packed with wooden cases for small things.) |
| Material | Q345 | Application | Gravel, Boulder and Medium Mantle Rock |
| After-sales service provided | online support , video technical support | Name | Hard Rock Drilling Core Barrel drilling bucket roller bits |
| Teeth type | Bullet Teeth | Diameter | 600-3000 |
| Brand Name | JZTG | Model Number | core barrel |
| Certification | CE,ISO,IAF,CQC | Place of Origin | Changsha, China |
| High Light | rotary drilling tools ，hard rock drilling | ||
Customized Larger Size Rotary Rock Core Barrel For Gravel / Boulder
Technical Parameter of Kellyway Core Barrel with Bullet Teeth
Diameter | Bucket | Height | Bucket Height H1(mm) | Upper Thickness | Lower Thickness T2 (mm) | Bullet Teeth number |
| 600 | 520 | 1620 | 1200 | 16 | 40 | 8 |
| 800 | 720 | 1620 | 1200 | 16 | 40 | 8 |
| 1000 | 920 | 1620 | 1200 | 16 | 40 | 12 |
| 1200 | 1120 | 1620 | 1200 | 16 | 40 | 12 |
| 1500 | 1420 | 1620 | 1200 | 16 | 40 | 16 |
| 1800 | 1720 | 1620 | 1000 | 20 | 40 | 20 |
| 2000 | 1920 | 1620 | 800 | 20 | 40 | 24 |
| 2200 | 2120 | 1620 | 800 | 20 | 40 | 24 |
| 2500 | 2420 | 1620 | 700 | 20 | 40 | 28 |
- Cutting ring with rock drilling bits and releases the internal stress of rock,while cutting inside;
- Crossing cutter make it easy to carry soil, when drilling in the full fracture rock layer ;
- Main Applications: gravel soil, highly weathered rock, medium weathered rock.
Company Details
Business Type:
Manufacturer
Year Established:
2009
Total Annual:
12,000,000-16,000,000
Employee Number:
130~150
Ecer Certification：
Active Member
Changsha Golden Drilling Machinery Co., Ltd. Was founded in the central city of the capital of construction machinery - Changsha, Hunan in 2008 .Our Main Products : Rotary drilling rig & Drill pipe, Rotary drilling bit、Tooth、Pick wire rope、Pipe、Casing and other accessories. It is a ... Changsha Golden Drilling Machinery Co., Ltd. Was founded in the central city of the capital of construction machinery - Changsha, Hunan in 2008 .Our Main Products : Rotary drilling rig & Drill pipe, Rotary drilling bit、Tooth、Pick wire rope、Pipe、Casing and other accessories. It is a ...
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