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The HILLMAN FASTENERS 48403 is a green ceramic-coated exterior deck screw designed for outdoor structural fastening applications. This screw measures 2.5 inches in length and is a No. 10 diameter, built with a Type 17 point for clean entry into wood without pre-drilling. The green ceramic coating provides corrosion resistance rated at 1500 hours of salt spray testing, making it suitable for use with pressure-treated lumber and other chemically treated materials. Each box contains 25 pounds of fasteners. Licensed contractors and deck builders rely on this screw for decking, fencing, and general exterior wood construction.
This screw is intended for exterior wood fastening in residential and light commercial construction. Typical applications include deck board installation, fence pickets, framing connections, and treated lumber assemblies exposed to moisture and weather. The Type 17 auger point reduces splitting in lumber and eliminates the need for pilot holes in most softwood applications. The star drive recess provides positive bit engagement and reduces cam-out during installation, which is a practical advantage when running a large volume of fasteners on a deck job.
Designed as an OEM-style exterior screw for use in pressure-treated and untreated dimensional lumber applications in deck, fence, and general outdoor wood construction.
Installation is typically performed by carpenters, deck builders, or general contractors using a star-tip (T-20 or equivalent) power driver bit. Use the correct bit size to maintain full engagement and avoid stripping the drive recess. When fastening pressure-treated lumber, confirm the screw coating is rated for the specific preservative chemical used, as some treatments require higher corrosion-resistance ratings. Follow local building codes for fastener spacing and penetration depth requirements on structural deck assemblies.
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