General Info

Supfina Machine Company, located in North Kingstown, R.I., is the United States technology center for Supfina Grieshaber, a global leader in the manufacture of tape polishing machines for processing crankshafts, camshafts and gearshafts. Supfina Machine Company is the largest exclusive manufacturer of superfinishing/cup wheel finishing machines that utilize either abrasive tape or stone in the world. Since 1950, Supfina has been providing standard, as well as custom designed machines for the defense, automotive, aerospace, bearing and medical industries. Supfina offers test, development work, spare parts, abrasives, as well as complete turnkey machines. For lower production applications, the company offers machine elements.