Another word for steel
A hard metal
Forms and varieties of steel include: ingot, bar, slab, billet, rod, girder, beam, I-beam, scrap, hot rolled sheet, cold rolled sheet, plate, skelp, angle, channel, round, flat, square, joist bar, Z-bar, reinforcing, steel wool, steel filings, wire rod;
A knife sharpener
sharpening rod, whetstone, oilstone.