The Short Drop-In Anchor (DIAS) is for use in solid and hollow concrete

5/8-11 x 7 Simpson Wedge Anchor 304 SS (20)

9/16-12 x 1 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (25)

1-14 x 4 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated

#50 Heavy Duty Jobber Drill Bit

9/16-12 x 2 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (25) fully-threaded The Short Drop-In Anchor (DIAS)9 16 12 x 2 1 2 Grade 8 Hex Cap Screw Plain Domestic USA (25). 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 diameters 1 4