For sales is one set SELECT SIZE a set 4 pcs HSS hand pipe threading taps  IN ONE SERIES but of DIFFERENT sizes.

.For DIE, please refer to the following link:

Die Button:  


Die Nut:
HSS die NUT Metric RH M2 M2.5 M3 M4 M5 M6 M7 M8 M10 M11 M12 M14 M16 M18 M20 | eBay

BA BSW BSF UNC UNF UNEF UNS SAE Metric MM RH HSS die nut hexagon ANSI | eBay

Pipe BSP NPT BSPT 1/8" 1/4" 3/8"" 1/2" RH HSS Hand Tap and HSS die nut ANSI set | eBay Australia


Welcome to Toolingstation.
Toolingstation is Australia based supplier of taps, dies, drills, endmills, milling cutters and assorted engineering toolings and supplies (result of Google's search)