Manufactured at our facility in southwestern Idaho, our innovative grinders and metal recycling equipment are shipped throughout the world.  Under the Rule Steel umbrella, Diamond Z continues to grow and innovate as a leader in the green waste industry.  In 1999, Diamond Z was honored with the Governor's Award for Export Marketing for outstanding accomplishments in the export of goods and services around the globe.

Diamond Z offers a broad range of industrial tub grinders, horizontal grinders, track grinders, & metal recycling equipment designed to suit any application. From high-volume composting needs, to disaster cleanup, to stockpile tire disposal, to solid waste reduction, no grinder outperforms the Diamond Z.