*Set Screw Galvanized Steel EMT Coupling *Size: 1/2''--4" *Type: Set Screw ... Tight Flexible Conduit, Liquid Tight Connector, Squeeze Connector, Combination Coupling.3. BS4568 Conduit, BS31 Conduit, Malleable Iron Junction ... Saddle, Distance Saddle, Inspection Tee, Inspection Elbow, BS4568 Coupling, One/Two Gang GI Box.4. Weatherproof Box, ... District, Hangzhou, Zhejiang, China-311215 Steel Socket Joint