Yanggu Henglong Construction Machinery Co., Ltd.
| Payment Terms | T/T |
| Supply Ability | 3000 per month |
| Delivery Time | 7-15 days |
| Packaging Details | Wooden box/Cardboard box |
| Application | Quarrying, mining, tunneling, small hole drilling, hand-held rock drills |
| Structure & Connection Type | Tapered drill rod / Chisel drill rod Connection: Taper connection Taper degree: 7°、11°、12°、18° With: Rubber collar / Rubber ring (dust proof, anti‑loosening) |
| Heat treatment | Overall hardening & tempering |
| Hardness | HRC 42–48 |
| Surface treatment | Black oxide / Phosphating / Anti‑rust coating |
| Material | High‑strength alloy steel |
| Features | High toughness, anti‑breaking, wear‑resistant |
| Dimensions (Common) Shank diameter | 19mm, 22mm, 25mm Hex size: 19mm, 22mm, 25mm Length: 300mm–3000mm Customized: Accept OEM & ODM |
| Key Features | With rubber collar to reduce dust, protect thread / taper |
| Brand Name | HLDRILL |
| Place of Origin | China |
| Certification | ISO9001 |
View Detail Information
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Product Specification
| Payment Terms | T/T | Supply Ability | 3000 per month |
| Delivery Time | 7-15 days | Packaging Details | Wooden box/Cardboard box |
| Application | Quarrying, mining, tunneling, small hole drilling, hand-held rock drills | Structure & Connection Type | Tapered drill rod / Chisel drill rod Connection: Taper connection Taper degree: 7°、11°、12°、18° With: Rubber collar / Rubber ring (dust proof, anti‑loosening) |
| Heat treatment | Overall hardening & tempering | Hardness | HRC 42–48 |
| Surface treatment | Black oxide / Phosphating / Anti‑rust coating | Material | High‑strength alloy steel |
| Features | High toughness, anti‑breaking, wear‑resistant | Dimensions (Common) Shank diameter | 19mm, 22mm, 25mm Hex size: 19mm, 22mm, 25mm Length: 300mm–3000mm Customized: Accept OEM & ODM |
| Key Features | With rubber collar to reduce dust, protect thread / taper | Brand Name | HLDRILL |
| Place of Origin | China | Certification | ISO9001 |
| High Light | High Strength Taper Drill Rod ，Alloy Steel Taper Drill Rod ，Taper Drill Rod 1200mm | ||
| Model Number | Hex22*159mm |
| Rod Length | 1200-1800mm |
| Type | Tapered drill rod with rubber collar sleeve |
| Taper | 11° |
| Material | 55SiMnMo |
Company Details
Business Type:
Manufacturer,Exporter,Trading Company,Seller,Other
Year Established:
2018
Total Annual:
10000000-30000000
Employee Number:
30~50
Ecer Certification：
Verified Supplier
HENGLONG is an internationally recognized and leading producer of superior percussive rock drilling tools.Our high performance products include top hammer drill bits extension and tunneling rods,integral and tapered rods,shank adapters,coupling,drag bits,blast furnace tapping tools,self dr... HENGLONG is an internationally recognized and leading producer of superior percussive rock drilling tools.Our high performance products include top hammer drill bits extension and tunneling rods,integral and tapered rods,shank adapters,coupling,drag bits,blast furnace tapping tools,self dr...
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