TBM Cutter

Tunnel boring machine cutter, referred to as "TBM Cutters", are excavation tools installed on the cutter heads of tunnel boring machines and shield machines, which include TBM disc cutters (single disc cutter, double disc cutter, twin disc cutter) and soft ground cutters (eg. scrapers, cutting knives, buckets, rippers and other cutting tools). This type of disc cutters and soft rock cutters can also be used on pipe jacking machines and other similar equipment.

Litian has been focusing on the development of TBM roller cutters and solutions suitable for various rock conditions, and we have made remarkable achievements in helping users improve tunneling efficiency and reduce overall costs with TBM cutting toolsand spare parts. Litian has now developed into the largest supplier of TBM disc cutters in China.

TBM Cutters Overview



Mold Steel + Tungsten carbide


City subway tunnels, Diversion tunnels,Railway tunnels, Cable tunnels, etc.


Tunnel boring machine, Shield machine,Pipe jacking machine, etc.

Applicable Brand

Herrenknecht, Wirth, Dcmag, Robbins, Jarva, Kawasaki, Mitsubishi, IHI, Komatsu, Lovat, STEC,CRCHI,CREG,etc



TBMDisc Cutters

Other Names

TBM bits, TCI disc cutters, TBM disc roller cutters, TBM roller cutters, MTBM disc cutters

Cutter Type

Single disc cutter, Double disc cutter, Tripledisc cutter, Twin disc cutter, Tripletdisc cutter

Cutter Type(by position)

Face cutter, Gauge cutter, Center disc cutter

Cutter Structure

Assembly/ Monoblock


6" ~ 20" (150mm ~ 508mm)

Soft Ground Cutter

Cutter Type

Scrapers, Cutting knives, Buckets, Rippers, etc.



TBM Cutter Head Design

A closer look at the Litian disc cutter and soft ground cutter on TBM cutter head design for tunnel boring machines.

Litian: Your TBM Excavation Expert

Litian can provide TBM cutters and shield cutters suitable for various tunnel excavations and underground works. We can provide optimal configurations of TBM cutters according to different geological characteristics, allowing users to achieve a better balance between cost and efficiency. As a professional rock drill bits factory, we have a complete technical team of TBM boring machine cutter developing, design, manufacturing, assembly, debugging, maintenance and renovation, and be able to provide equipment selection consulting, independent design, development, manufacturing and professional after-sales service. Our testing and manufacturing level for TBM cutting tools has been among the world's advanced ranks.

Product Superiority

Litian is committed to reducing customer procurement and operating costs, and helping customers improve tunnel boring machine tunneling efficiency. Litian tunnel boring machine cutteris cost-effective, which can reduce the number of cutter changes and increase the effective tunneling time under the same working conditions. The cutter price is about 30% lower than that of foreign equivalent products, and the life is similar to that of foreign first-class manufacturers, and even exceeds.

Litian attaches great importance to the combination of R&D and field testing, and continuously optimizes the TBM cutterdesign to improve its efficiency in cutting rocks. We have successively obtained 16 national patents.

Litian has a professional team of application experts, which can design and adjust the specification parameters of cutting tools as well as TBM spare partsaccording to different machines and different rock working conditions, so as to best adapt to the customer's on-site construction requirements, and to select the most suitable cutters for the customer's work conditional.

Litian has an experienced after-sales team that can provide cutter assembly, debugging, testing, replacement, maintenance, training and other services, as well as a full range of accessory TBM spare parts, and on-site cutter maintenance workshop.

Litian has the ability and experience to provide customers with a full range of services in the way of excavation quantity contracting. While helping users to significantly reduce the comprehensive tunneling cost, it also significantly improves the tunneling efficiency and escorts users for TBM tunneling.

Strive To Be Your First Choice

Litian has successively provided TBM cutters and services for various TBM equipment at home and abroad, such as CRCHI and CSSC from China, Herrenknecht and Wirth from Germany, Robbins from the United States, Lovat from Canada, Kawasaki and Hitachi from Japan, etc. Over the years, Litian has accumulated rich experience in design, manufacturing, application, maintenance, and service.

Litian TBM cutters are being widely recognized by more and more users, and have become the first choice for many customers to deal with hard rock and complex rock excavation.

As one of the mostprofessional rock drilling tools manufacturers. We provide shank adapter, rock drilling tools china, threaded button bit, mining drilling toolsand ec. Contact us to know more.

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