GRK FASTENERS 01075 8X134 R4 Star Drive FH 925/ProPak offers an innovative solution for your fastening needs with its R4™ self-countersinking screw design. This screw features a unique underhead equipped with saw-blade-like cutting teeth and six self-contained cutting pockets, allowing it to cut through even the most brittle materials without causing cracks or damage to surface treatments. Its efficient design facilitates a clean hole, making it an ideal choice for both interior and exterior applications, including decking, stairs, and residential construction. The R4™ screw eliminates the need for pre-drilling in most cases, promoting ease of use while ensuring a secure fit. With its starhead recess, you can expect non-stripping heads that enhance the overall durability of your project. Additionally, the screw's extreme threads allow for reliable performance in fibrous materials, making it versatile for various construction tasks. This Pro Pak includes 925 screws, each measuring #8 x 1-3/4", and is designed for use with red driver tips for #6 and #8 screws, and green tips for #9 and #10 screws. Weighing in at 5.18 lbs, the GRK FASTENERS 01075 is a dependable choice for professionals and knowledgeable homeowners alike.

8X134 R4 Star Drive FH 925/ProPak

• Use Red driver tip for #6 and #8 screws
• No Pre-Drilling Unless Material Requires
• Extreme Threads
• Interior / Exterior Use - Decking, Stairs and Residential Construction
• Use Green driver tip for #9 and #10 screws
• Self Countersinking
• Starhead Recess / Non Stripping Heads
• Can Be Used With Fibrous Materials