Tap and Die set Tap and Die setMaterialAlloy Steel for tap and die Packing: Plastic caseSpecification:9PC UNC taps: 6-32, 8-32, 10-24, 12-24, 1/4-20, 5/16-18, 3/8-16, 7/16-14, 1/2-139PC UNC dies: 6-32, 8-32, 10-24, 12-24, 1/4-20, 5/16-18, 3/8-16, 7/16-14, 1/2-131PC Tap Wrench: 1/16-1/2 capacity1PC Die holder: 1 O/D1PC Screwdriver