Synonym of diamond in the rough

An even-sided twill, in which the weave produces a diamond (rhomboid) pattern. / (countable) A fabric woven with this pattern.

plural of diamond twill

A diamond of quality too low to be gem-grade but useful in industry, typically as an abrasive, because of its hardness.

A power saw with a blade set with industrial diamonds for cutting very hard materials.

plural of diamond crossing

(design) A type of lightweight metal stock with a regular pattern of raised diamonds or lines (anti-slip surfacing). / (flooring) A plate of such material.

(medicine, first aid) A very stable method of carrying a spine board with one carrier at the head end, one at the foot end and one at each side.

plural of diamond carry

plural of diamond lane