Self Centralising Nitrile Bonded Dowty Seal. BDS-02 1/8" BSP BONDED STEEL SEAL NITRILE. BDS-04 1/4" BSP BONDED STEEL SEAL NITRILE. BDS-06 3/8" BSP BONDED STEEL SEAL NITRILE. BDS-08 1/2" BSP BONDED STEEL SEAL NITRILE.
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