Check the listing for details. Nissei Injection Molding Machine Circuit Board 4TP-1B731. Condition: Used. Listed at 900.00 USD. This Nissei Injection Molding Machine Circuit Board 4TP-1B731 is a reliable and efficient tool for all your plastic molding needs. The machine is designed with a vertical style and is perfect for use in various industries. The brand NISSEI is known for its high-quality products, and this injection molding machine is no exception. Came out of a machine being retired. Machine ran at time of board removal. With its advanced circuit board technology, this machine is able to provide accurate and consistent results every time. It is ideal for use in business and industrial settings, as well as in the CNC, metalworking, and manufacturing industries. This machine is perfect for those looking for a reliable and efficient tool for their plastic molding needs.