Small biobanks and biorepositories often require to select tubes from cold racks straight from the freezer, but cannot afford the huge investment in robotics to fully automatically pick and place tubes from racks. The Mohawk semi-automated tube picker, being small and compact, can simplify picking tubes, up to 16 in one go, from a 96-position tube rack. By elevating sample tubes in racks using solenoids, the Mohawk enables biobank operators to quickly and simply retrieve the correct tubes and put them in the destination racks....