grk fasteners r4 103137 framing and decking screw, #10 thread, 3-1/8 in l, bugle head, star drive, steel, 70 pk

GRK Fasteners R4 Framing and Decking Screw, Thread Size: #10, 3-1/8 in L, Head Type: Bugle, Drive Type: Star, Steel, Climatek-Coated, Package Quantity: 70 PK, Drive Size: T-25, Yellow, Applicable Materials: Cement, Fiber, Melamine, Plastic, Sheet Metal, Wood, Includes: Driver Bit

• 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

• Catalog https://assets.unilogcorp.com/187/ITEM/DOC/GRK_Fasteners_102278482_Catalog.pdf