DIAPHRAGM WALL EQUIPMENT PARTS
ROADBIT and KTNG (Korea Teeth and Gearbox)
All about for BC32, BC35, BC40
Asia No.1 Diaphragm wall Equipment Parts Manufacture & Sales
20+ Countries Users
35+ Foundation Drilling Specialist Choice
34 Years D-wall Experience
37 Years of parts Development Manufacturing
400+ D-wall Site Choice
ISO 9001:2015 Quality Management System for Manufacture
Delivery to Worldwide
Made in Korea
All of Roadbit's products are 100% compatible with Bauer's & other foundation drilling equipment, and their performance has been verified for a long time in more than 350 Diaphragm wall construction site. Our products are widely used in Korea, Singapore, Hong Kong and the Middle East.
Our gearboxes, mud pumps, and other spare parts have been OEM supply to Bauer in Germany.
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CUTTER TEETH
ISO 9001:2015
CUTTING WHEEL
GEAR BOX
MUD PUMP

Bauer Type - Excellent Performance
Quality Management
SUPER PERFORMANCE
100PCT Compatible with Bauer
TEETH SELECTION is fundamentally important for optimal performance when excavating a diaphragm wall using a trench cutter. The type of tooth or chisel that performs best depends on the ground conditions at the site. Various cutting teeth and round shank chisels are available to suit the local ground conditions.
Certify Quality Management System of Wonkang Tungsten for Manufacture of Foundation Drilling Tools (Parts) has been assessed and registered against the provisions of ISO 9001:2015
ISO : 11Q21555
CE : 3209100122
All products are 100% compatible with Bauer product’s code and offer you the highest efficiency with Best quality.
Since 1988, we have been manufacturing parts for Bauer Diaphragm wall equipment. Thanks to our long experience and advanced technology, we have been recognized by Bauer, Germany, and we have supplied gearboxes and parts as OEM to Bauer.
FLAP TEETH
TEETH HOLDER
AUGER TEETH
GEAR & BEARING
New Generation
DCM & CDM
Compatible Parts
The latest FLAP TEETH is more advanced than the existing ones, and shows better performance.
Teeth for Ground Improvement
Deep Cement Mixing
Soil Cement Mixing
Marine & Land
To maximize your machine's performance, we provide various kinds of parts (Made in Germany, Korea, Japan etc)