Kayan Aikin Zaren Zare na HSS DIN 376
Girman famfo mai yawa: zaɓi mara kyau na daidaiton diamita na famfo; zaɓin yankewa mara kyau; saurin yanke famfo mai yawa; rashin haɗin kai na ramin ƙasan zare na famfo da kayan aikin; zaɓin da bai dace ba na sigogin kaifi na famfo; yanke famfo Tsawon mazugi ya yi gajere. Diamita na famfo ya yi ƙanƙanta: daidaiton diamita na famfo ba a zaɓi shi daidai ba; zaɓin sigogi na gefen famfo ba shi da ma'ana, kuma famfon ya lalace; zaɓin ruwan yankewa bai dace ba.
Famfon ya karye:
1. Diamita na ramin ƙasa ya yi ƙanƙanta, kuma cire guntu ba shi da kyau, wanda ke haifar da toshewar yankewa;
2. Saurin yankewa yana da yawa kuma yana da sauri sosai lokacin da ake dannawa;
3. Famfon da ake amfani da shi don taɓawa yana da wani ginshiƙi daban da diamita na ramin ƙasan zare;
4. Zaɓin da bai dace ba na sigogin kaɗa famfo da kuma taurin da ba shi da tabbas na kayan aikin;
5. An daɗe ana amfani da famfon kuma yana lalacewa sosai.
Famfon sun ruguje: 1. An zaɓi kusurwar rake na famfon da ya yi girma sosai;
6. Kauri na yanke kowane haƙori na famfo ya yi yawa;
7. Taurin famfo yana da yawa;
8. An daɗe ana amfani da famfon kuma yana lalacewa sosai.
Yankewa mai kaifi, mai jure lalacewa kuma mai dorewa Babu mannewa a kan wukar, ba shi da sauƙin karya wukar, cire guntu mai kyau, babu buƙatar gogewa, mai kaifi da juriya ga lalacewa; Amfani da sabon nau'in gefen yankewa tare da kyakkyawan aiki, saman santsi, ba mai sauƙin guntu ba, ƙara tauri na kayan aiki, ƙarfafa tauri da cire guntu biyu; Tsarin Chamfer, mai sauƙin mannewa.
