- Ordinary bolts : from M6 to M32 normal bolts, having 4.6, 5.6, 6.8, 8.8 qualities.
- Rail bolts: railway purposed bolts for wooden and concrete traverses
- Special designed bolts: for various purposes, U-Bolts, Curved Bolts
- TBM segment assembly bolts and sockets
- Segment bicone dowels
- Grout holes
- Guiding rods
- Ground Cable Anchor locking head
- Various steel and plastic spare parts
