Drawing Board

Two pan balance for accurate and rapid weighing upto 2 kg. The balance has two beams with centre reading sliding masses. These weigh up to 0-200 gm x 10 gm & 0-10 gm x 0.1 gm, total 210 gm. Supplementary masses extend the range to 2 kg. With spring loaded zero adjuster and magnetic damping. With stainless steel pans of 150 mm diameter.

For school/college laboratories. Nominal 6 mm bore glass tube. With engine divided dual scales 675 to 820 x 1 mm Hg and 26.5 to 32.5 x 0.05 inch Hg. Verniers reading 0.05 mm and 0.002 inch. Mounted on polished wooden board for wall mounting. Supplied without mercury but with instructions for filling.

100 mm dial graduated from 28” to 31” and 940 to 1040 millibars, with an index pointer, with transparent top cover, mounted in plastic case 160 mm dia approx.