Answer
Gushyira amasoko menshi yimivumba mumasoko yimbitse bisaba ibikoresho byabugenewe kugirango wirinde 'inkoko' cyangwa 'shingling' ya coil. Uburyo busanzwe burimo gukoresha indege ya pilote na plunger. Diameter ya mandel $ D_m $ igomba kuba $ 0.005 "-0.010" $ ntoya kurenza $ I.D. $. Amashanyarazi agomba kuba aringaniye kandi ahindagurika kuri bore axis kugirango yizere ko nigitutu mugihe cyo gushiramo. Niba amasoko aticaye cyane, umuraba wambere urashobora kwinjiza urukuta rwa bore imburagihe, biganisha kumiterere ihoraho cyangwa kugabana imizigo itaringaniye. Muburyo bwo guteranya ibyuma byogukwirakwiza ibinyabiziga, sisitemu yo kureba ikoreshwa kenshi kugirango hamenyekane ko isoko yicaye neza ku rutugu mbere yuko igice gikurikira gishyirwaho.
