Silsilad-wareejinta pin-jeexan (Taxanaha MC) waa nooca ugu badan ee silsiladda wadista loo isticmaalo in lagu kaxeeyo awoodda makaanikada ee mashiinnada gudaha, warshadaha iyo beeraha kala duwan, oo ay ku jiraan mashiinnada, mashiinnada sawiridda fiilooyinka iyo mashiinnada sawir-qaadista bir. Taarikada birta ah waa la feeray oo lagu tuujiyaa godad leh tignoolajiyad sax ah. Ka dib markii lagu farsameeyo qalab otomaatig ah oo waxtarkiisu sarreeyo iyo qalabka wax lagu shiido oo toos ah, . Saxnaanta shirka waxaa dammaanad qaadaya booska godka gudaha iyo cadaadiska riveting rotary.