Mgbe ejikọrọ na akpaka akwu-ewepu na akpaka syringe rod trimmer, Ọ nwere ike mechaa na-akpaghị aka ọrụ nke:
agịga tube akwụ-iwepụ
ịkwanye nri nri
nkwalite nchikota
ngwakọta torsion mmanya
nchikota uwe elu na akara
Ịkpọ aha sirinji
ihe nchekwa n'elu ikpo okwu