R s engineering works offerssupplies an extensive range of round toughened sight glasses, transparent and reflex level gauge glasses in both soda-lime and borosilicate materials based on the operating conditions.Theconditions. The company can offer these glasses tested as per bs 3463: 1975 and following tests can be carried out under any third party inspection agency: a] viewing thru a polaris cope of consistency of toughening, b] thermal shock test, c. Dimensional inspection. The company also offersr s engineering works also supplies imported klinger [austria] and maxos [germany] make transparent and reflex gauge glasses.Besidesglasses. Besides toughened glasses, the company also caters to the needs of gauge glass mica and gauge glass tubes. The company manufacturersspecialises sight flow indicators strainers and liquid level gauges in an iso 9001 accredited facility and is specialist in the design manufacture and supply of these products to accepted internationals standards at very competitive prices.