Piston lathes
Italy
Vertex Pistons
Eaton NOVA
Meteor Pistons
FATA
Mahle Mondial Pistons
Duraldur
Gandini               

Cadelbosco Sopra (RE)
Desenzano (BS)
Baranzate (MI)
Torino
La Loggia (TO)
Desenzano (BS)
Canzo (LC)

Europe
Floquet Monopole
Metaz Trmice   
MTU
Usina Auto
ZNTK    
Nusbaumer

Liancourt (F)
Usti nad Ladem (CZ)
Friedrichafen (D)
Pitesti (Rom)
Novy Sacz (Pol)
Delemont (CH)

Asia
Datong Loc. Works
Jinan Diesel Eng              
Wuhan Auto     
Chengdu Pistons
Qingdao Pistons
Binzhou Pistons 
Mogesan
Shanxi (CHINA)
Shandong (CHINA)
Hubei (CHINA)
Sichuan (CHINA)
Shandong (CHINA)
Shandong (CHINA)
Konya (Turkey)
America
Zollner 
Perfect Circle   
DANA  
Persan

Fort Wayne (USA)
Carcas (Ven)
Pueblo (USA)
Cordoba (Arg)

Africa
SMFN
Helwan
Fes (Marocco)
Cairo (Egypt)
 
Piston boring machines
Italy
Vertex Pistons 
Gandini               
A.E. Borgo / Federal Mogul
Tecnamotor
Duraldur
Mondial Pistons Mahle

Cadelbosco Sopra (RE)
Canzo (LC)
Alpignano (TO)
Torino
Desenzano (BS)
La Loggia (TO)

Europe
Floquet Monopole
Tarabusi
Usina Auto
SMP / KS France

Liancourt (F)
Igorre (SP)
Pilesti (R)
Thionville (F)

Asia
Huangshi Cool
Jiaxing Compressor
Qingdao Piston
Wuzhong Motor
Jiangbin Pistons
Dong Feng
Binzhon Pistons
Pistonsan

Hubei (CHINA)
Zhejiang (CHINA)
Shandong (CHINA)
Mingxia (CHINA)
Hunan (CHINA)
Shiyan (CHINA)
Shandong (CHINA)
Konya (Turkey)

America
Perfect Circle
Zollner 

Caracas (Ven)
Fort Wayne (USA)

Africa
Helwan               
SMFN

Cairo (Egypt)
Fes (Marocco)

 
Connecting rob boring machines
Italy
Fiat Auto
Sicim    
Cotiemme
Cabi
Tecnamotor
Piaggio
Iveco    
Tecumseh
Sunebo               

Torino
Gorizia
Reggio Emilia
Vauda (TO)
Torino
Pontedera (PI)
Torino
Torino
Torino

Europe
Unic France Bourbon - Lancy (F)
Asia
Huangshi Cool
Jiaxing Compressor
Songing Autoparts Special
Hubei (CHINA)
Zhejiang (CHINA)
Jiangsu (CHINA)