V.D.R.l shaker used for V.D.R.L tests blood grouping tests or foe mixing of solution in small bottles, flasks or beakers it has a plat form of of size 300x300 mm and can accommodate blood bottles slides or flasks using a spring holder .outer Body made up of mild steel with powder coated .The speed is variable 40-180 RPM with a DC motor in without any noise or vibration.