Changsha Golden Drilling Machinery Co.,Ltd
| Payment Terms | T/T, L/C, Western Union |
| Supply Ability | 20000 Piece/Pieces per Week |
| Delivery Time | 3-5days |
| Packaging Details | in wooden case |
| Material | Tungsten Carbide |
| Machine type | Rotary drill rig |
| Processing type | Forging& Welding |
| Use | Hard rock drilling |
| After-sales Service | Video technical support, Online support, |
| packing | Wooden Case |
| Brand Name | JZTG |
| Model Number | steel tooth bit |
| Certification | ISO, SGS, |
| Place of Origin | Changsha , Hunan |
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Product Specification
| Payment Terms | T/T, L/C, Western Union | Supply Ability | 20000 Piece/Pieces per Week |
| Delivery Time | 3-5days | Packaging Details | in wooden case |
| Material | Tungsten Carbide | Machine type | Rotary drill rig |
| Processing type | Forging& Welding | Use | Hard rock drilling |
| After-sales Service | Video technical support, Online support, | packing | Wooden Case |
| Brand Name | JZTG | Model Number | steel tooth bit |
| Certification | ISO, SGS, | Place of Origin | Changsha , Hunan |
| High Light | carbide grinder teeth ，drill bits | ||
Tricone Bits Rotary Piling Rig Rock 10-5/8 Holder Type For Hard Rock Drilling
Specification of Roller Bits
| Size | TC Bit Dia.(mm) | TC Bit No. (PCS) | TC Bit Height(mm) | Dia. of Roller(mm) | Height of Roller(mm) | Remarks |
| 8-1/2’ | 13 | 42 | 7 | 134 | 83 | Both Welding and holder type are available |
| 13 | 55 | 7 | 130 | 83 | ||
| 14 | 42 | 9 | 138 | 83 | ||
| 14 | 55 | 9 | 134 | 83 | ||
| 15 | 45 | 8 | 141 | 83 | ||
| 10-1/2’ | 17 | 50 | 11 | 170 | 98 | |
| 12-1/4 | 14 | 75 | 9 | 186 | 130 |
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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