Machined Arbor Press Plates (Pair)Cut out of high strength grade 50-A572 steel plate. These arbor press plates are sold as a pair and are designed to replace the junk cast arbor plates that are prone to shattering under heavy load. Every SWAG arbor press plate is machined on both sides to remove mill scale and sharp edges.We currently offer 4 different sizes of arbor plates:7.00 X 7.00 X 1.0 - Ideal size for factory replacement of the 12 ton Harbor Freight cast arbor plates8.50 X 10.00 X 1.50 - Ideal size for factory replacement of the