Model:  10-40 UNC Tap + 10-40 UNC Die (UNC : Unified Coarse pitch thread)

Thread diameter: 10#  (0.19in. / 4.826mm)

Die Diameter: 0.78" /20mm

 

Die thickness:  0.275"/7mm

Tap Effective length:  0.87"  /22mm

Tap overall length: 2.52"  /64mm

Teeth Per Inch: 40

TPI: 25.4/40=0.635

Material: HSS ( high speed steel)

Color: As the picture shows

Package included:  1PC  10-40 UNC Tap  

                               1PC  10-40 UNC  Die