 - 1972 SALVI - 502/ R Rotary Die Thread Roller- Manufacturer: Carlo Salvi
 - Max. o: 8 mm | Max.shaft length: 150 mm | Max pieces per min.: 200 | Max size head: max.thread height 110 Altdorf bei Nürnberg, Germany
 - 1978 SACMA - RU-2Tg Rotary Die Thread Roller- Manufacturer: Sacma
 - Max. o: 12.7 mm | Max.shaft length: 120 mm | Max pieces per min.: 1000 | Max size head: max. length of threading 70 mm Altdorf bei Nürnberg, Germany
 - 1978 SACMA - RU-2Tg Rotary Die Thread Roller- Manufacturer: Sacma
 - Max. o: 12.7 mm | Max.shaft length: 120 mm | Max pieces per min.: 1000 | Max size head: max. length of threading 70 mm Altdorf bei Nürnberg, Germany
 - 1978 SACMA - RU-2Tg Rotary Die Thread Roller- Manufacturer: Sacma
 - Max. o: 12.7 mm | Max.shaft length: 120 mm | Max pieces per min.: 1000 | Max size head: max. lenght of threading 70 mm Altdorf bei Nürnberg, Germany
- 1996 INGRAMATIC - RP21 Flat Die Thread Roller (with preassembled washer unit "two sems" )- Manufacturer: Ingramatic
- Model: RP-21
 - Max. o: 8 mm | Max.shaft length: 90 mm | Max pieces per min.: 410 | Min.-max. m./min.: 410 Altdorf bei Nürnberg, Germany
 - 1960 J.G. Kayser - PHC Flat Die Thread Roller with preassembled washer unit- Manufacturer: J.G. Kayser
 - A device inserts the washers onto the blank before threading so that they become integral with the screw. Altdorf bei Nürnberg, Germany
 Altdorf bei Nürnberg, Germany Altdorf bei Nürnberg, Germany

