Ku cusboonaysii nidaamkaaga biyo-xidheenka leh heerka-sare ee 90° Suxulka BSP Lab 60° Kursiga/BSP Dheddig 60° Xidhiidhiyayaasha Kootada.Ka dooro zinc plated, Zn-Ni plated, Cr3, Cr6, ama birta kale ee aan lahayn, birta kaarboonka, alaabta naxaasta ah.