Harrison`s Pharma Machinery Pvt. Ltd offers Vortex or Test Tube Shaker. The products of Harrison`s Pharma Machinery Pvt. Ltd are made in accordance to WHO certification schemes. The Vortex or Test Tube Shaker is a vibration type variable speed shaker. Neoprene cup imparts vigorous agitation to tube or small flasks. The Vortex or Test Tube Shaker has ON/ OFF switch and indicators. Vacuum rubber is fitted at the bottom to prevent walking. The machine comes complete with card and plug.