4 inch square tube for sale, brand-new and used.

Dixon Valve & Coupling Dixon 14WMP-G400 Stainless Steel 304 Sanitary Fitting, Short Weld Clamp Ferrule, 4" Tube OD

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System Sensor D4120 4 Wire Photoelectric Low-Flow Duct Smoke Detector The SYSTEM-SENSOR-D4120 4-wire photoelectric, low-flow, duct smoke detector senses smoke in the most challenging conditions, operating in airflow speeds of 100 to 4,000 feet per minute, temperatures of -4 degrees F to 158 degrees F, and a humidity range of 0 to 95 percent (non-condensing). A plug-in sensor head offers improved false alarm immunity and simple installation, testing, and maintenance.

This auction is for one SPI 12" COMBINATION SQUARE SET AS IS FOR PARTS OR REPAIR, IT IS THE SET IN THE PHOTOS. THERE ARE NO RETURNS ON PARTS OR REPAIR AUCTIONS SO PLEASE BID CAREFULLY. THANK YOU AND GOOD LUCK.

Description – Bunch or random Flat and Angles mixed in. Nothing is wider than 1.5in. Don't ask us all the sizes because we won't know.

Aluminum Offset Angle 3/4” x 1-1/2” x 8 in, 1/16 in thick, .75 IN x 1.5 IN, NEW! Description – I originally fabricated these angles for the building of solar panels and eventually realized other people had lots of other uses for them. They are very slightly less than a 1/16 of an inch thick.

Aluminum Angle 3/4 x 3/4 x 48 in, 1/8 in thick, NEW!, .75IN, USA! Description – These are fabricated from a 3003 Aluminum Alloy and measure 3/4 x 3/4 x 48 x 1/8 thick. We ship from three locations including NC, OH, and sometimes from our truck.

Aluminum Angle 1-1/2” x 1-1/2” x 21.5 in, 1/16 in thick, 1.5 IN x 1.5 IN, NEW! Description – These are left over from a project. The length varies from 21.5 to 22in long.

Aluminum Angle 1-1/2” x 1-1/2” x 24 in, 1/8 in thick, 1.5 IN x 1.5 IN, NEW! Description – I originally fabricated these angles for the building of solar panels and eventually realized other people had lots of other uses for them. I been selling these since Feb of 2013 and will keep making them as needed.

Aluminum Angle 1/2 ” x 1/2 ” x 24 in, 1/16 in thick, .5 IN x .5 IN, NEW! Description – I originally fabricated these angles for the building of solar panels and eventually realized other people had lots of other uses for them. I been selling these since Feb of 2013 and will keep making them as needed.

Aluminum Anodized Angle 3/4 x 3/4 x 48 in, 1/16 in thick, High Strength Description – This angle is a higher strength / anodized version of our popular 3/4in aluminum angle. Almost everything about it is better. It is substantially higher strength, higher corrosion resistance, and lighter weight.

Cigar Box Saddle / Bridge Aluminum Angle Stock for DIY guitar, fiddle, banjo, Description – This is for anyone who wants to make their own Saddle / Bridge for a Cigar Box instrument. They measure 5/8 x 1-1/2 x 1/8 thick x 48 inch long and you can cut to any length you desire or we can cut for a fee.