Jiangsu Profile
Product List
16246. Ntw 77 Imported Material 
[Dec 13, 2025]
[Dec 13, 2025] NTW 77 imported material The Z-series wide-spectrum imported drill bits feature three tooth profiles: concentric circle layered, dot-plane grinding, and gear layered, each with four different body hardness grades. The ...
Company: Wuxi Tongda Geological Prospecting Machinery Factory
16247. Ntw 77 Imported Material [Dec 13, 2025]
[Dec 13, 2025] NTW 77 imported material The Z-series wide-spectrum imported drill bits feature three tooth profiles: concentric circle layered, dot-plane grinding, and gear layered, each with four different body hardness grades. The ...
Company: Wuxi Tongda Geological Prospecting Machinery Factory
16248. Ntw 76.5 Imported Material [Dec 08, 2025]
[Dec 08, 2025] NTW 76.5 imported material This tool is specifically engineered for ultra-hard, low-abrasion formations such as fine-grained granite, quartzite, siliceous rock, and basalt. Its drill bit exhibits exceptional wear ...
Company: Wuxi Tongda Geological Prospecting Machinery Factory
16249. Ntw 76.5 Imported Material [Dec 08, 2025]
[Dec 08, 2025] NTW 76.5 imported material This tool is specifically engineered for ultra-hard, low-abrasion formations such as fine-grained granite, quartzite, siliceous rock, and basalt. Its drill bit exhibits exceptional wear ...
Company: Wuxi Tongda Geological Prospecting Machinery Factory
16250. Ntw 76.5 Imported Material [Dec 08, 2025]
[Dec 08, 2025] NTW 76.5 imported material This tool is specifically engineered for ultra-hard, low-abrasion formations such as fine-grained granite, quartzite, siliceous rock, and basalt. Its drill bit exhibits exceptional wear ...
Company: Wuxi Tongda Geological Prospecting Machinery Factory
16251. Ntw 76.5 Imported Material [Dec 08, 2025]
[Dec 08, 2025] NTW 76.5 imported material This tool is specifically engineered for ultra-hard, low-abrasion formations such as fine-grained granite, quartzite, siliceous rock, and basalt. Its drill bit exhibits exceptional wear ...
Company: Wuxi Tongda Geological Prospecting Machinery Factory
16252. Ntw 77 Imported Material [Dec 08, 2025]
[Dec 08, 2025] NTW 77 imported material This tool is specifically engineered for ultra-hard, low-abrasion formations such as fine-grained granite, quartzite, siliceous rock, and basalt. Its drill bit exhibits exceptional wear ...
Company: Wuxi Tongda Geological Prospecting Machinery Factory
16253. Ntw 77 Imported Material [Dec 08, 2025]
[Dec 08, 2025] NTW 77 imported material This tool is specifically engineered for ultra-hard, low-abrasion formations such as fine-grained granite, quartzite, siliceous rock, and basalt. Its drill bit exhibits exceptional wear ...
Company: Wuxi Tongda Geological Prospecting Machinery Factory
16254. Ntw 77 Imported Material [Dec 08, 2025]
[Dec 08, 2025] NTW 77 imported material This tool is specifically engineered for ultra-hard, low-abrasion formations such as fine-grained granite, quartzite, siliceous rock, and basalt. Its drill bit exhibits exceptional wear ...
Company: Wuxi Tongda Geological Prospecting Machinery Factory
16255. Ntw 77 Imported Material [Dec 08, 2025]
[Dec 08, 2025] NTW 77 imported material This tool is specifically engineered for ultra-hard, low-abrasion formations such as fine-grained granite, quartzite, siliceous rock, and basalt. Its drill bit exhibits exceptional wear ...
Company: Wuxi Tongda Geological Prospecting Machinery Factory
16256. K Series Hole Expander [Dec 08, 2025]
[Dec 08, 2025] K Series Hole Expander The hole expander is a specialized tool used in drilling, geotechnical engineering, and mechanical processing. It is commonly referred to as a hole enlarger or reamer. Its primary function is to ...
Company: Wuxi Tongda Geological Prospecting Machinery Factory
16257. K Series Hole Expande [Dec 08, 2025]
[Dec 08, 2025] K Series Hole Expander The hole expander is a specialized tool used in drilling, geotechnical engineering, and mechanical processing. It is commonly referred to as a hole enlarger or reamer. Its primary function is to ...
Company: Wuxi Tongda Geological Prospecting Machinery Factory
16258. Rope Hole Expander [Dec 08, 2025]
[Dec 08, 2025] Rope hole expander The hole expander is a specialized tool used in drilling, geotechnical engineering, and mechanical processing. It is commonly referred to as a hole enlarger or reamer. Its primary function is to ...
Company: Wuxi Tongda Geological Prospecting Machinery Factory
16259. Z Series Hole Expander [Dec 08, 2025]
[Dec 08, 2025] Z Series Hole Expander NTW76.5 The hole expander is a specialized tool used in drilling, geotechnical engineering, and mechanical processing. It is commonly referred to as a hole enlarger or reamer. Its primary function ...
Company: Wuxi Tongda Geological Prospecting Machinery Factory
16260. Ntw 76.5 Imported Material [Dec 08, 2025]
[Dec 08, 2025] NTW 76.5 imported material The single tooth structure can increase the friction with the stratum, avoid the drill bit slipping, disperse the cutting pressure, and improve the drilling efficiency and stability in the ...
Company: Wuxi Tongda Geological Prospecting Machinery Factory
