Internal Grinding

Minnesota Grinding Inc. specializes in cylindrical grinding, offering precision ID grinding, OD grinding, and internal grinding services to meet the highest industry standards. Our advanced CNC technology ensures tight tolerances, superior accuracy, and excellent...

Cold Storage Solutions

Penguin Door Company has launched innovative cold storage solutions incorporating patented warm-air blower fan frame systems. Our swing and sliding doors offer superior durability & efficiency, supported by a five-year warranty.