Below is a list of tube mills that Phillips & Johnston, Inc. represents and who consistently provide the highest quality products, technology, and service that meets or exceeds customer expectations and requirements.

	GL Precision Tube, Inc	Manufacturers of carbon steel tubing, including special shapes, sizes and alloys.
	National Copper and Smelting	Specialty copper tubing including small diameter, special sizes and special tempers.
	Webco Industries	Specialty manufacturer of high-quality carbon steel and stainless tubing products designed to industry and custom specifications.