GB 853 murabba'in diagonal washers aka yafi amfani da haɗa tashar karfe, musamman a cikin yanayi inda fastening ake bukata tare da tsagi shugabanci na tashar karfe. Matsayin GB 853 yana ba da cikakkun bayanai dalla-dalla don girman kewayon, buƙatun haƙuri, zaɓin kayan aiki, da alamun aiki na masu wanki na murabba'in murabba'in don ƙarfe tashoshi, tabbatar da cewa masu wankin na iya tarwatsa kaya yadda ya kamata kuma su hana maida hankali na gida a wuraren haɗin gwiwa.

DIN127 spring washers ana amfani da yafi a cikin haɗin haɗin gwiwa, musamman a cikin haɗin haɗin gwiwa tare da ƙarfin ƙarfin 5.8 ko ƙasa. Babban manufarsa ita ce hana sassautawar kusoshi ta hanyar haɓaka ƙarfin sake dawo da axial don rama asarar ƙarfin da aka yi amfani da shi ta hanyar matsawa, don haka yana hana sassauta hanyoyin haɗin gwiwa.