"REFERENCE PARTS KIT,DEFECTIVE BOLT HOLES U/W ULTRASONIC EDDY CURRENT INSPECTION INSTRUMENT;A REFERENCE PART FOR STEEL, CONTAINING VARIOUS SIZED HOLES, EA HOLE HAVING A DEFECT;THIS IS REQUIRED TO SUPPORT INSPECTION EQUIPMENT"
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GENERAL CHARACTERISTICS ITEM DESCRIPTION
20.000 IN. LG; 14.000 IN. W; 8.000 IN. H; CONTAINS SEVERAL REFERENCE PANELS; 11 POUNDS; INSPECTS COMPOSITE SKINS TO LOCATE DEFECTS