Viking Drill and Tool 50150 Hi-Carbon Steel Metric Hexa Die Tap & Die Set (37 Piece) 37 pc. Set Hi-Carbon Steel Master Metric with Hexagon Dies Includes: 3-.50, 3-.60, 4-.70, 4-.75, 5-.80, 5-.90, 6-1.00, 7-1.00, 8-1.25, 9-1.25, 10-1.25 taps & dies Includes: 10-1.50, 11-1.50, 12-1.50, 12-1.75 taps and dies, 1/8-27 NPT, 0-1/4 T-handle, 3/16-1/2 T-handle wrench Ideal for routine maintenance, repair work & rethreading 37 piece Hi-carbon steel metric round die tap & die set