Palmieri DiscCutters & Knives. The best in TBM Tunnelling.
https://www.palmierigroup.com/en/tunneling-2/
Prediction of replacement period of shield Tunnel Boring Machine disc cutter using SVM
http://www.jkta.or.kr/articles/xml/DbAx/
Soft Ground Cutters by #Roxard Industries.
https://roxard.com/cutting-knife-scraper/
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https://tunnelcontact.com/pages/view/1763/tunnel-boring-machine-tbm-cutter-head-y-parts-a-guide-to-buying-tbm-cutters-and-cutter-support-parts