These Alligator anchors are not only versatile

vibration resistant anchor for use in concrete

1 5/8-12 A194 2H Heavy Hex Nut Plain

57/64 x 6 Reduced Shank Drill Bit (1/2 Shank)

5/8-18 x 3 Grade 8 Hex Cap Screw Plain Domestic USA (100) M16-2.00 Flat Socket Cap Screws DIN 7991 18-8 Stainless Steel (A2) These Alligator anchors are not5 8 18 x 3 Grade 8 Hex Cap Screw Plain Domestic USA (100). 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 to