Lapping Machines – Polishing Machines – Grinding Machines. View our wide selection of Lapping Machines. We offer refurbished machines from manufacturers like LapmasterWolters, Speedfam, Engis Hyprez, PR Hoffman, Strasbaugh, Spitfire and many more. We also list our Polishing Machines here. ... Longoria Refurbished Equipment Proudly powered ...