Spindle muhimmin sashi ne a kayan aikin injin CNC kuma shine babban tushen zafi. Zafin da ya wuce kima ba wai kawai zai shafi daidaiton sarrafa shi ba amma kuma zai rage rayuwar da ake tsammani. Tsayar da igiyar CNC mai sanyi yana da alaƙa ta kud da kud da yawan aiki na dogon lokaci da dorewa. Kuma mai sanyaya sandal yana wakiltar mafi kyawun maganin sanyaya don sandal mai sanyaya ruwa.
S&Farashin CW igiya chiller raka'a suna taimakawa sosai wajen watsar da zafi daga sandal. Suna ba da daidaiton sanyaya daga ± 1 ℃ zuwa ± 0.3 ℃ da ikon firiji daga 800W zuwa 41000W. Girman abin sanyaya ana ƙaddara ta ƙarfin madaurin CNC.