These GRK Fasteners 3/8 in. x 2-1/2 in.
Top Star Screws (6-Pack) feature an adjustable design that allow for fine shim adjustments making 1-person installation simpler

• For installing wood window and door frames, insulation, paneling, and built-in wall units/cabinets
• Zinc-plated finish
• Shim screw with star-head recess
• Allows for adjustments so no shimming is needed
• Includes 6 screws
• Suited for professional and do-it-yourself needs
• Helps reduce workload making jobs easier for 1 person