Specifications include, but are not limited to: 1. Must be able to grind the ends of 4” and 6” cylinders to planeness and perpendicularity requirements of ASTM C39. 2. Must be able to grind a minimum of 2 cylinders at a time. 3. Must NOT require any plumbing or drains. 4. Must require ONLY Single-Phase power not to exceed 250 volts/60Hz. 5. Must have fully automatic grinding cycle from start to completion of end preparation. 6. Must be equipped with an enclosure that, at minimum, covers the grinding head/apparatus such that noise is reduced, and any dust, water, or debris are held within the unit. An enclosure that covers the grinding head/apparatus and samples is preferred. 7. Must include additional grinding head/apparatus so that at least one replacement set is available. 8. Must include tool set for measuring planeness and perpendicularity of completed samples. 9. Must include delivery to 129 Grove Hill Avenue East, Grove Hill, Alabama 36451.