B. L. Sinha & Sons is an acclaimed mfrs, wholesale suppliers and dealers in Agra of Beam and Electronic Table Top Weighing Scale, Metric / Brass / Stainless steel knob weights etc. BLS OIML precision weights conforms to the standard of the Organisation Internationale de Metrologie Legale International Recommendation(OIML R- 111). All mass standard are manufactured from the finest stainless steel, brass and aluminium available, that has low magnetic permeability, uniform consistency and high resistance to corrosion. Each processing step is testing constantly on the most precise machines with calibrated standards.