2. It is strictly forbidden to use cast iron or cast steel dauris. The buckle body can be forged with killed steel, and the shaft pin can be machined after forging from bar material.
3. Nadauri bai kamata a yi hakowa ko a haɗa su don gyarawa ba. Bayan jikin ƙulle -ƙullen da gindin shaft ɗin ya lalace na dindindin, ba a yarda da gyara.
4. Lokacin da ake amfani da shi, duba jikin ƙulle -ƙulle da ƙulle -ƙulle, kuma ku guji ɓarna mai ƙarfi, nakasa da gajiya.
5. Lokacin da ake amfani, ba dole ne a sanya tazarar a kwance ba ga tashin hankali, kuma dole a saka fil ɗin tare da fil na tsaro.
6. Bayan an haɗa fil ɗin madaidaiciya daidai, ba za a rage faɗin jikin ƙullen da muhimmanci ba, kuma haɗin zaren yana da kyau.
7. Amfanindaurisba zai wuce ƙayyadaddun kaya mai aminci ba.
