30 FBH RESOLUTION REFERENCE BLOCK INCH VERSION

30 fbh resolution reference block inch version.dimensions: l x w x t (11” x 4” x 1.50”).description: 1. used to produce area amplitude and distance amplitude plots for typical beam transducers, as well as to assess the resolution and sensitivity capabilities. contains 10 flat-bottom holes with diameters of 3/64", 5/64", and 8/64. metal can travel up to 1.250 inches in one direction. according to astm e428.material : carbon steel,stainless steel,titanium,aluminum,alloy steel,cupro nickel,inconel etc.