Screwing Metal Roofing. Correct & Incorrect Way Of Fastening A Metal …
When you decide to screw down a metal roof it's important that you have the screw gun set to the correct drill speed settings. Always match the speed of the drill to the substrate or screw type. Use a 2,500 RPM screw gun for wood and steel substrates that are less than 1/4-inch thick. Use a 2,000 RPM screw gun for steel substrates that are 1/4 ...
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