Gearwrench 114 Piece SAE/Metric Ratcheting Tap & Die Set. Minimum Tap Thread Size (Inch): #4-40. Minimum Tap Thread Size (mm): M3 x 0.50. Maximum Tap Thread Size (Inch): 4-40 – 3/4. Minimum Die Thread Size (Inch): #4-40. Minimum Die Thread Size (mm): M3x0.50. Maximum Die Thread Size (mm): M18 x 2.50. Number Of Taps: 48. […]