The #9 and #10 SD screws replace 10d and 16d nails respectively

3/8-24 x 1 1/4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (900)

1-14 x 4 Socket Cap Screw Alloy

#11 Heavy Duty Drill Bit - Stubby Length

1 1/8-7 Slotted Hex Nut Zinc Plated

1-14 x 2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (50) 9/16-18 Hex Cap Screws 316 Stainless Steel The #9 and #10 SD1 14 x 2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (50) . Grade 8 Hex Cap Screws are manufactured in the USA 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