Product Details: Manufacturer Part Number: 52580|Minimum Tap Thread Size (Inch)|#6-32Minimum Tap Thread Size (mm)|Maximum Tap Thread Size (Inch)|1/2-13Maximum Tap Thread Size (mm)|Maximum Drill Size (Letter)|UMaximum Drill Size (Wire)|#7Maximum Drill Size (mm)|Maximum Drill Size (Fractional Inch)|27/64Minimum Drill Size (mm)|Minimum Drill Size (Letter)|FMinimum Drill Size (Wire)|#36Minimum Drill Size (Fractional Inch)|5/16Tap Type|Standard HandTap Coating/Finish|BrightTap Material|High Speed SteelDrill Material|High Speed SteelChamfer|PlugTap Thread Sizes Included|#10-24; #10-32; #6-32; #8-32; 1/2-13; 1/4-20; 3/8-16; 5/16-18; 7/16-14Number Of Drills|9Drill Sizes Included|#21; #25; #29; #36; #7; 27/64 in; 5/16 in; F; UNumber Of Taps|9Drill Point Angle|Case Type|Metal CaseIncludes|Metal Index CaseNumber Of Pieces|18Thread Direction|Product Service Code|UNSPSC Code|