Used Packaging Machinery and Used Process Equipment Specialists. With 21 years providing reliable and affordable solutions to consumer goods manufacturing operations, SMB Machinery Systems is your full service one stop source for used packaging machinery, used process equipment, technical support and field services. SMB also has one the largest inventories of food grade used stainless steel tanks in the pre-owned equipment industry. Headquartered in Metro-Atlanta, SMB has a 360,000 square foot facility that houses a main sales office, mechanical rebuild and fabrication shop, controls engineering and electrical panel shop, parts room, paint shop, and equipment warehouse. Unlike most brokers and dealers, SMB has the facilities and experience to be the optimal choice for most of your plant's needs.