#10 x 1" Metal-to-Wood WoodUltimate® screw with 5/16" Zamak Zin-Alloy head carrying a lifetime warranty. Designed for metal roofing and siding, this fastener replaces old through-fastened technology with it's cutting edge multi-seal washer technology. Maximize the life of your through fastened metal roof with the WoodUltimate® metal roofing and siding screw.
 
Watch our YouTube video about the WoodUltimate fastener: https://youtu.be/L3bhGN-ILXE?si=4P2CaT1Lljg3q9tt
 
250 screws per bag. 
 
Redesigned head for maximum compatibility with magnetic nut setter
Superior socket fit for more control
Wet paint application for consistent socket fit and weathering performance
High major threads enhance pullout values
26 degree sharp point helps to penetrate metal more quickly while minimizing chips
 
Head Design:
Zinc casting on head
Completely enveloping steel shank
 
Dekfast Multi-Seal Washer (Only on #10 Wood Ultimate fastener):
Four sealing Point to ensure positive seal even when driving at extreme angles
Engineered to distribute the load ideal for Tuff-Rib applications.