THICK! Steel Tooling Plate, 10" x 20" x .700", 5/16-18 UNC tapped Holes. Condition is "New". Material A36 mild steel. Milled Finish. Made to order 3 day lead time for steel plates 5 days for aluminum. Custom options available:sizescounter bore holes for dowel pinscounterbored mounting holesthicknesshole spacingthreaded sizes. minimum size 8/32materials; cast aluminum jig plate, 6061, A36 mild steelFREE! USPS priority shipping to USA