Adapter-reducer 3/4" (20 mm) square hollow → 1/2" (12.5 mm) square solid (1007S-7/4, HAZET)
HAZET Adapter reducer 1007S-7/4 ∙ 3/4 inch (20 mm) square, hollow ∙ 1/2 inch (12.5 mm) square, solid
HAZET Adapter reducer 1007S-7/4 ∙ 3/4 inch (20 mm) square, hollow ∙ 1/2 inch (12.5 mm) square, solid