Grade 5 Carriage Bolts are manufactured from medium carbon steel

Browse our selection of zinc-plated mushroom Spike® fasteners and place your order today

#3 Heavy Duty Jobber Drill Bit

7/8-9 x 7 Hex Cap Screw SS 18-8 (A2)

5/8-18 x 7 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated #8 6-Lobe Flat-Head Simpson Deck-Drive DWP Wood Screws 316 Stainless Steel Grade 5 Carriage Bolts are5 8 18 x 7 1 2 Grade 8 Hex Cap Screw Yellow Zinc Plated . Grade 8 Hex Cap Screws are manufactured from medium carbon alloy steel. In diameters 1 4 to 1 1 2 inches our Grade 8 material meets or exceeds SAE J429 Grade 8 specifications. Diameters over 1 1 2 inches meet or exceed ASTM A354 Grade BD. All material is manufactured with rolled threads. Yellow zinc plated bolting will meet or exceed ASTM F1941. Typical hardness on diameters 1 4 to 2 1 2 inches