CHENLI ibincike mai zaman kansa da haɓaka sabon ƙwararrun ratchet, tare da ƙarin fa'idodi:

1 Camber, ƙirar flanging,ƙara ta'aziyya

2 Ƙarfafa haɓaka ƙarfin hannu

3 Ƙirar ɗakin gangara na ƙananan katin yana rage rarrabuwa tsakanin ratchet da ƙananan kati, ƙara ƙimar aminci.

4. Tsarin tsagi yana rage gogayya kuma yana ba ratchet damar yin aiki da sassauƙa. don haka rage rike tashin hankali.

5. Biyu ratchet zane, ƙara da aminci factor

6. Flat ƙasa yana ƙara girman lamba tare da abin da aka ɗaure, sa ɗaurin ya fi kwanciyar hankali

7. Tare da lambar haƙƙin mallaka

8. Karɓa yana sa ma'aikaci ya ji daɗi kuma yayi amfani da ƙarancin ƙarfi.