National Block Company

Organic composite solvents and thinners, not elsewhere specified or included; prepared paint or varnish removers

Articles of cement, of concrete or of artificial stone, whether or not reinforced - tiles, flagstones, bricks and similar articles: building blocks and bricks: cement bricks

Prepared binders for foundry moulds or cores; chemical products and preparations of the chemical or allied industries (including those consisting of mixtures of natural products), not elsewhere specified or included

Nails, tacks, drawing pins, corrugated nails, staples (other than those of heading 8305) and similar articles, of iron or steel, whether or not with heads of other material, but excluding such articles with heads of copper