Description
Custom Bolt Hole / Countersink Reference Standard Combination Containing 6 Bolt Hole Sizes of .171″, .218″, .281″, .343″, .406″, .500″. EDM Slot Size: .030″ x .030″ x .005″ Wide +/- .001″. 5 Holes with 100° Countersinks, Hole Sizes: .218″, .312″, .37…