Wholesale, retail, counter sales:
-steel sheets:
-hot rolled (TVa)
-cold rolled (SVa)
- galvanized
-connecting material (without surface treatment, zinc, stainless steel, brass):
-screws
-nut
-pads
-pins
- rivets
- sheet metal screws
-breaking rivets
- pegs
- safety rings
-screws
- threaded rods
-different types of dowels
-anchor technique.