#10 x 1/2" Serrated Hex Head Sheet Metal Screw - Zinc, Pkg 10000 Quik Drive Metal Roofing Screws this screw features a sharp

this screw features a sharp point and unique box-thread design that drive smoothly into wood

Outdoor & High-Moisture Environments: The ZMAX coating ensures protection against moisture and humidity

Strong-Tie Quik Drive collated MTH screws are designed to be used with the PRO200 & PRO200S Quik Drive systems to quickly install underlayment to wood

this screw eliminates the need for pre-drilling and reduces installation time

the Simpson Strong-Tie F10T300BDB Self-Drilling Bugle Head Screw delivers reliable performance

#10 x 1/2" Serrated Hex Head Sheet Metal Screw - Zinc, Pkg 10000 Quik Drive Metal Roofing Screws this screw features a sharpDaggerz brand sheet metal screws are a high quality screw designed for metal to metal fastening jobs. The sharp piercing point penetrates through metal easily and eliminates the need for any pre drilling. These screws work excellent for attaching sheet metal to light gauge metal and anchoring fixtures into light gauge metal. The zinc plating is recommended for installations in dry interior environments only.