Jiangsu Profile
Product List
20701. Durable Ntw 76.5 Drill Bit Made of Imported Material 
[Jan 29, 2026]
[Jan 29, 2026] 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
20702. Industrial-Strength Ntw 77 Imported Material Drill Bit for Prospecting [Jan 29, 2026]
[Jan 29, 2026] 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
20703. Engineering-Grade Ntw 77 Imported Raw Material Drill Tool [Jan 29, 2026]
[Jan 29, 2026] 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
20704. Ntw 77 Imported Material Drill Bit for Oil & Gas Exploration [Jan 29, 2026]
[Jan 29, 2026] 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
20705. Industrial Ntw 76.5 Drill Bit Adopting Imported Material [Jan 29, 2026]
[Jan 29, 2026] 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
20706. Ntw 76.5 Imported Material for Geological Drill Bit [Jan 29, 2026]
[Jan 29, 2026] 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
20707. Industrial-Grade Ntw 76.5 Imported Material [Jan 29, 2026]
[Jan 29, 2026] 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
20708. Ntw 76.5 Imported Material Drilling Bit for Mining Exploration [Jan 29, 2026]
[Jan 29, 2026] 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
20709. Ntw 77 Imported Raw Material Drill Bit for Construction Drilling [Jan 29, 2026]
[Jan 29, 2026] 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
20710. High-Performance Ntw 76.5 Imported Material Drill Bit [Jan 29, 2026]
[Jan 29, 2026] NTW 76.5 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
20711. Ntw 76.5 Imported Material Drill Bit for Geological Prospecting [Jan 29, 2026]
[Jan 29, 2026] NTW 76.5 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
20712. Ntw 76.5 Grade Imported Material for Drilling [Jan 29, 2026]
[Jan 29, 2026] NTW 76.5 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
20713. Heavy-Duty Ntw 77 Imported Material [Jan 29, 2026]
[Jan 29, 2026] NTW 77 imported material NTW 77 imported material.The K-series imported drill bits feature a uniform tooth profile (concentric layered design) with four varying core hardness levels. These high-speed drill bits are ...
Company: Wuxi Tongda Geological Prospecting Machinery Factory
20714. Ntw 77 Drill Bit with Imported Materials [Jan 29, 2026]
[Jan 29, 2026] NTW 77 imported material NTW 77 imported material.The K-series imported drill bits feature a uniform tooth profile (concentric layered design) with four varying core hardness levels. These high-speed drill bits are ...
Company: Wuxi Tongda Geological Prospecting Machinery Factory
20715. High-Quality Ntw76.5 Using Imported Materials [Jan 29, 2026]
[Jan 29, 2026] NTW76.5 using imported materials NTW76.5 imported material.The K-series imported drill bits feature a uniform tooth profile (concentric layered design) with four varying core hardness levels. These high-speed drill bits ...
Company: Wuxi Tongda Geological Prospecting Machinery Factory
