Fa'idodi na musamman na injin capping na spindle:
1. Faɗin amfani, dacewa da nau'ikan kwalabe da iyakoki, babu buƙatar canza kayan gyara.
2. Babban gudun, yana iya kaiwa 200bpm.
3. Mota ɗaya tana sarrafa dabaran capping ɗaya, aiki a tsaye.
4. Za a iya haɗa shi da duka lif na cap da vibrator.