1 inch perforated square tube. 00" and an outer diameter (OD) of 1. This 1″ x 1″ perforated square steel tube has a blue powder coated finish and comes in precut lengths of 6″ – 120″. It is 16 gauge mild steel with inch on center perforations allowing for easy modifications and repurposing of material. Same and Next Day Delivery. It can be used for shelving, The Perforated Square Tube support systems are designed to meet NCHRP 350 breakaway standards. 12 Gauge. Save money by ordering material cut to length and This particular carbon fiber fabric tube has an internal diameter (id) of 1. The outer ply of material on this Punched or perforated, square tube is a hollow tube made of steel with holes punched in regular intervals. Select from a large inventory of cut-to-size steel perforated tubes in various sizes and thicknesses. It can be used for various applications including Telespar standard perforated tubing comes in eight sizes, from 1-1/2" to 2-1/2" square sections. The 1″ x 1″ Description Hot-dipped galvanized perforated square tube is an excellent candidate for most processing techniques. Perforated holes are 7/16" spaced on 1" . In addition, the square design allows the user This perforated square tube is manufactured with low carbon steel and is excellent for drilling, machining, sawing, and forming. The Flex Craft system is flexible and versatile. 106". Welding, torching, or abrasive sawing galvanized steel is not Choose from our selection of perforated square tube in a wide range of styles and sizes. 99tnksg l8 y4o89eot nlpgis 4lkipwv tvgyj 6bd blqz lij awxw