increasing follow-up expansion should the hole increase in size as a result of a crack

3/4-10 x 6 1/4 STRONG-BOLT® 2 Cracked and Uncracked Concrete Wedge Anchor Zinc Plated (10)

00 x 60 Flat Socket Cap Screw 12

15/32 Heavy Duty Jobber Drill Bit

11/64 Heavy Duty Jobber Drill Bit

1/4-28 x 5 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (400) Cap Nuts Nickel Plated increasing follow-up expansion should the1 4 28 x 5 1 2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (400) . 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