Overview Reviews Product Description Appleton 4350ST 3-1/2 Inch EMT Set-Screw Conn Insulated Steel. Product Videos Custom Field Product Reviews Write a Review Write a Review × Appleton Appleton 4350ST 3-1/2 Inch EMT Set-Screw Conn Insulated Steel Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *