Masonry Screws
This durable screw combines the security feature of the Ultra Six Lobe tamper-resistant drive with the superior quality and easy installation of an Ultra masonry screw…
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Torx Tamper-Resistant Ultra Masonry Screws are the optimal fastening solution for use in concrete, brick, or hollow block. This durable screw combines the security feature of the Ultra Six Lobe tamper-resistant drive with the superior quality and easy installation of an Ultra masonry screw.
The special Hi-Lo thread literally tap threads into masonry materials. The high, sharp thread with its notched cutting edge cuts deeply and easily. The alternating low thread provides stability for fast, accurate driving.
Round head & Flat head Ultra Masonry Screws in sizes 1/4″ diameter up to 3-1/4″ long – Package & Bulk quantities.
The screws are coated with Ultra-Galv finish to provide superior corrosion resistance. Fasteners coated with Ultra-Galv finish typically show no red rust or other base material corrosion on significant surfaces even after 800 hours of 5% neutral salt spray exposure (ASTM B117).
PDF tech sheet: Tapcon Style Security Concrete Screws
Security tamper proof masonry screws.