Application:

TECHGONG Sheild Tools for Tunnel Boring Machine/microtunneling machine/TBM Cutters/Tunnel Construction 

Widely used in foundation drilling, rotary drilling, trenching, tunneling, mining, etc. and could be suitable for  Shield-Driving Machines & TBM Machines of Herrenknecht, Robbins, Wirth, Komatsu, Mitsubishi, Hitachi, Rasa Iseki,MTS, Ishikawajima Harima, and lovat etc., 

We are committed to providing the most suitable products with reaonable price for clients all over the world.

Material & Craftsmanship : 

  We select high quality steel, and fully stick to the selection principle of applicability , manufacturability and economical       efficiency.

  With the unique heat treatment process which has reached the international advanced level, quenching and tempering process make our products reach high-hardness with no looseness fault resistance.

We can make mining bits and holders with any types according to customers' samples and drawings.

Some other more products for your reference as following too