This lot includes five WR Wal-Rich 1712802 pressure gauges with a 3.5" dial and a maximum pressure range of 0-100 PSI. Each gauge has a 1/4" NPT bottom connection diameter. These pressure gauges are suitable for use in hydraulics, pneumatics, pumps, and plumbing applications. The brand WR Wal-Rich is known for its reliable and high-quality products. The unit quantity is five, and each gauge is a unit-type item.