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10mm 12mm muraayad dhalad ah oo loogu talagalay biraha aan sareynta lahayn
Birta dhalada aan korka lahayni waxay isticmaashaa fireemo ka dibna geli muraayadda kulul, ama ku xidh muraayadda dhalaalaysa biibiile, ama waxaad ku hagaajin kartaa muraayadda dhalaalaysa bilal.
Qurxinta dusha sare ee birta leh ee qaro weyn: 10mm (3/8 ″), 12mm (1/2 ″)
