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Debate: Should we really be using self-tapping screws for metal studs every time?
I was reading through the latest issue of Drywall Magazine last night and found a stat that shook me. They said that over 60% of screw pops in commercial jobs happen because people use self-tapping screws on light-gauge steel studs. The manufacturer actually recommends using fine-thread drywall screws for those thin 25-gauge studs. But then I talked to my buddy in Seattle who swears by self-tappers for everything and says he's never had a callback in 5 years. So who's right here? Do you guys stick to the book or go with what's worked on site for decades? I'm trying to figure out if that 60% number is real or just marketing.
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ivanbell4mo ago
Hear me out on this one. That 60% figure sounds legit to me because 25-gauge studs are basically like butter for self tappers, they can chew through and strip the hold way easier. Fine thread screws actually bite into that thin metal without tearing it up, so you get a tighter grip without the risk of the screw spinning loose later on. Your buddy in Seattle might be getting away with it if he's working with thicker gauge studs or if his jobs are in a drier climate where expansion and contraction is less of a factor. Stick with the manufacturer's call on light gauge and save the self tappers for 20-gauge or heavier stuff, that's where they actually shine.
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the_olivia4mo ago
Totally feel you on this one. I've been burned more times than I can count on 25 gauge stuff with self tappers. It's like the metal just gives up and lets the screw spin wild, and then you're stuck with a hole that's too big and a headache you didn't need. Fine threads really do save the day on that thin stuff, they just grab and hold without ripping anything apart. I'm with you 100% on sticking with what works for light gauge.
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emeryj664mo ago
I saw a study saying fine threads hold 30% better in 25 gauge steel.
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