Professional Grade Size 10 X One And A Half Inch Black Hex Head Self Drilling Roofing Screws Deliver No Sweat Installation And Rock Solid Holding Power For Sheet Metal And Wood Joists In A Tough 250 Pack

250 Pack Black Hex Head Self Drilling Roofing Screws
✔️ Size 10 x 1 5 inch black alloy screws with sealed gaskets

These roof mounting screws come built from tough alloy steel with a hex drive shape that lets you bolt sheet metal panels straight into wooden framing studs. Contractors run them for hanging corrugated steel roofs, metal siding sheets, and composite boards since the pointy tip drills right through flat surfaces without needing pre punched holes.

✅ Diameter size 10 comes in point 19 inches or 4.8 millimeters wide
✅ Overall length spans one point five inches or 40 millimeters deep
✅ Hex head width measures five sixteenths inch or 7.9 millimeters across
✅ Washer gap size sits at half an inch or 13.8 millimeters tall

💡 How do self drilling roof screws prove handy when attaching light gauge siding to wooden framing?

The specialized tip cuts through steel instantly while the threaded barrel locks onto timber underneath. - Sharp grooved flute geometry evacuates metal chips to prevent clogging inside the pilot channel area - Coarse pitch threads bite firmly into lumber strands for maximum pull out resistance during storms - Heat treated carbon core handles high impact wrench turns without snapping the drive head loose ✝️