Profile: Systems & Technology International, Inc. is a provider of hot plates, hot belt reflow machines, bonder heat chucks and N2 vacuum dry box. Our line of low profile heat plates is ideal for working under a microscope. We offer rotating heat chucks with adjustable knurled knob. Our vacuum dry boxes are used to convert most hot plates into a testing plate with a N2 environment. We also provide replacement belts for all of our machines.