5/16″-18 x 2-1/4″ Zinc Grade 2 / A307 Carriage Bolts (100 pcs)

Diameter: 5/16″ Length: 2-1/4″ Material: Steel Finish: Zinc Head Style: Carriage Thread Size: 18 (Coarse) Thread Length: Full Hardness: Grade 2 / A307 Type: Carriage Bolt Square-Depth: 3/16″ Box of 100. A carriage bolt has a domed or countersunk head, and the shank is topped by a short square section under the head. The square section grips into the part being fixed (typically wood), preventing the bolt from turning when the nut is tightened.

GRK Fasteners RSS™ 5/16 x 4 Inch, Rugged Structural Screws, 100 PCS, Rust

The GRK RSS Rugged Structural Wood Screw is a professional-grade fastener designed for heavy-duty framing, decking, and construction projects. These premium screws deliver superior performance in applications, including deck building, timber framing, laminated beams, pole barns. GRK’s Climatek™ coating, provides exceptional corrosion resistance, making these construction screws ideal for pressure-treated lumber, cedar, and all other wood applications. The patented Fast Bite Tip and Zip-Tip™ technology eliminates the need for pilot holes, while the W-Cut™ design ensures smooth, low-torque driving in all wood types. ICC-ES ESR-2442 approved for structural applications, these self-drilling screws are trusted by professional builders and DIYers alike.

5/16″-18 x 1-3/4″ Zinc Curved Head Machine Screws (16 pcs.)

Diameter: 5/16″ Length: 1-3/4″ Material: Steel Finish: Zinc Head Style: Curved Thread Size: 18 (Coarse) Thread Length: Full Style: Handle Head Type: Machine Screw Application: Round Tube Box of 16. A machine screw, also called a stove bolt, is generally a smaller fastener threaded the entire length of its shank. Machine screws are used in fastening nearly all types of hard materials. Especially useful in metal-to-metal or where heavy duty fastening is required. Commonly used with flat or lockwashers.

5/16″-24 x 3/4″ 18-8 Stainless Button Head Socket Cap Screws (6 pcs.)

Diameter: 5/16″ Length: 3/4″ Material: Stainless Steel Head Style: Button (3/16″ Socket) Thread Size: 24 (Fine) Thread Length: Full Hardness: 18-8 Type: Socket Cap Screw Box of 6. A socket cap screw is a type of cap screw with a hexagonal recessed drive. A hex key is required to tighten or loosen a socket screw. Socket screws are commonly used in assemblies that do not provide sufficient clearance for a conventional wrench or socket.

5/16″-18 x 1-1/4″ Zinc Plated Grade 5 Steel Coarse Thread Carriage Bolts

Diameter: 5/16″ Length: 1-1/4″ Material: Steel Finish: Zinc Head Style: Carriage Thread Size: 18 (Coarse) Thread Length: Full Hardness: Grade 5 Type: Carriage Bolt Square-Depth: 3/16″ A carriage bolt has a domed or countersunk head, and the shank is topped by a short square section under the head. The square section grips into the part being fixed (typically wood), preventing the bolt from turning when the nut is tightened.

5/16″-24 x 2-1/4″ Chrome Grade 5 Hex Cap Screws (10 pcs.)

Diameter: 5/16″ Length: 2-1/4″ Material: Steel Finish: Chrome Head Style: Hex (1/2″ Wrench) Thread Size: 24 (Fine) Thread Length: 1″ to 2″ Hardness: Grade 5 Type: Cap Screw Box of 10. A hex cap screw has a hexagonal head, designed to be driven by a wrench.

5/8″ x 11/16″ x 2-3/4″ x 5/16″ Plain Grade 2 Steel

Diameter: 11/16″ Diameter 2: 2-3/4″ Thickness: 5/16″ Material: Steel Finish: Plain Shape: Round Hardness: Grade 2 Nominal Size: 5/8″ Type: Malleable Washer Malleable washers are used in heavy timber construction. The washers feature webbed reinforcement and features for preventing the nut from loosening.