S-28 Collaring Machine for bent tubes
T-DRILL S-28 is a slim collaring machine that is designed especially for bent tubes with tight curves when collaring machine S-56 is not suitable.
S-28 is equipped with the newest technology, robust construction, and clamping. Accurate servo-controlled movements ensure the best possible collaring result.
S-28 is capable of producing collars for copper, aluminum, steel, stainless steel, brass, and other malleable materials. Collar sizes from 6 to 28 mm.

S-28 Collaring Machine
- Industry 4.0 ready machine: very versatile and easily customized to fit specific customer needs
- Designed for producing T-outlets for brazed and welded joints on both straight and bent tubes
- Collar sizes Ø 6 mm – Ø 28 mm
- User-friendly GUI interface with color touch panel
- Adjustable machining parameters & fine-tuning of motion profiles
- Easier welding (butt weld outlet vs nozzle weld)
Enables three types of processes:
1.Drilling/collaring – Used for lap joint method
2.Drilling/collaring/trimming – Used for butt weld method
3.Elliptical pilot hole – Used for butt weld method. Elliptical pilot hole is done beforehand with laser, plasma, milling or with punching machine. Enables 1:1 collaring.
