GRK Fasteners R4 00105 Framing and Decking Screw, #9 Thread, 3-1/8 in L, Round Head, Star Drive, Steel, 1900 BX

GRK Fasteners R4 Framing and Decking Screw, Thread Size: #9, 3-1/8 in L, Head Type: Round, Drive Type: Star, Steel, Package Quantity: 1900 BX, Multi-Purpose, Thread Length: 2.087 in, Drive Size: T-25, Applicable Materials: Cement, Fiber Board, Melamine, Particle Board, Plastic, Sheet Metal, Wood Fast bite tip eliminates pre-drilling and provides a fast start for one-step installation Fast bite tip eliminates pre-drilling and provides a fast start for one-step installation W-Cut™ low torque, faster drive Precision fit reduces wobble between R4 screws and GRK bits for improved productivity Zero stripping, with six points of contact Optimized thread length improves clamping force for increased drawing power CEE Thread™ enlarges hole to reduce splitting Cutting teeth cuts wood fiber and provides flush seating Head markings for easy identification Climatek™ coating is AC257 code approved for use in treated lumber