Fasteners anoshandiswa nechisimba muzvivakwa, mota, ngarava, ndege, michina, fenicha uye zvimwe zvigadzirwa.Zvikururu zvinosangana neASME kana ISO (yaimbonzi DIN) zvinoenderana neaya madimensional mwero.Matanidza tambo yekupatsanurana kwezvikamu zvekusangana.Shinda dzakakoshwa ndidzo chiyero cheindasitiri;sarudza masiruuru aya kana usingazivi pitch kana shinda pa inch.Tambo dzakanaka uye dzekuwedzera-dzakatsetseka dzakapatsanurwa zvakanyanya kudzivirira kusunungura kubva pakudengenyeka;iyo shinda yakanaka, zviri nani kuramba.