1/4 x 3 Mushroom Spike Zinc Plated (100)

1/2 x 12 1/4 ITM SDS Plus Hammer Drill Bit

3/8-24 L9 Hex Collar Locknuts Cadmium Yellow & Wax Coated Domestic USA (2800)

5/8-11 x 6 Socket Cap Screw 18-8 (A2) Stainless Steel

7/16-14 x 5 Hex Cap Screw SS 316 (A4)

5/16-18 x 6 Grade 8 Hex Cap Screw Plain Domestic USA (50) 1/2-13 Socket Cap Screws 18-8 Stainless Steel 1/4 x 3 Mushroom Spike5 16 18 x 6 Grade 8 Hex Cap Screw Plain 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 diameters 1 4 to