ST Fastening #12 X 3-3/4" InsulDrill Metal Roofing Screw - Black | Qty. 1,000 (Carton) Rod Hanger Masonry Screws With a thick 3/8" (9

With a thick 3/8" (9 mm) rubber core

each washer supports a secure fit and proper bolt tensioning — critical in structural joints that bear high loads

and fascia applications where appearance and longevity are equally important

flat head increases the surface area for better grip on roofing materials

use with compatible USS bolts and nuts

ST Fastening #12 X 3-3/4" InsulDrill Metal Roofing Screw - Black | Qty. 1,000 (Carton) Rod Hanger Masonry Screws With a thick 3/8" (9Secure your metal roofing and siding projects with #12 InsulDrill Metal Roofing Screws, the trusted choice for post frame and residential applications. These high performance fasteners are engineered for long lasting durability, exceptional weather resistance, and a seamless installation process. Key Features: Self Drilling #1 Drill Point: Eliminates the need for pre drilling, allowing for efficient installation into metal and wood substrates. Durable