Malco Bit-Tip Self Drilling Screw, #12-14 Thread, 3/4 in Overall Length, Hex Washer Head, Hex Drive, Steel, #3 Point, 5/16 in Drive, 3/4 in Thread Length
- Trademarked and patented head markings indicate one and only genuine Bit-Tips
- Drill and tap screws drill their own holes, taps a matching thread in steel 0.22 in Thk in less time than it takes to drill a pilot hole for other standard fasteners
- Bit-Tip drill and tap screws produce optimum hole size for a quick tight fit
- 2800 lb tensile strength
- 92 lb tensional strength
- For 0.11 to 0.21 in Thk material
Standards/Approvals: US Patent No. D524/638
Application: For structural/layered metal, duct work
Warranty: Limited Lifetime
Application: For structural/layered metal, duct work
Warranty: Limited Lifetime
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