Steel. 21 inch x 3/8 inch discs, 3/8 + 5/8 inch remnants.
Steel. A36 mild steel. Coated with WD40 so not rusted.
21 inch x 3/8 inch discs. Have 300pcs. $20 each.
3/8 inch remnants 60 x 120 inch. Have 20 pcs.
5/8 inch remnants 36 x 96 inch. Have 15 pcs.
These are leftover from large jobs at Island Waterjet.