Expands the size range capacity of a 1/2 inch portable drill chuck

5/8-18 x 2 3/4 Flat Socket Cap Screw Alloy

7/8-9 x 4 Flat Socket Cap Screw Alloy

It functions as an expansion anchor in solid walls and in wooden studs

1-14 x 3 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (60)

5/8-11 x 3 1/4 Grade 5 Hex Cap Screw Plain Domestic USA (25) 7/8-9 Grade 8 Hex Cap Screws Plain - Domestic USA Expands the size range capacity5 8 11 x 3 1 4 Grade 5 Hex Cap Screw Plain Domestic USA (25). Grade 5 Hex Cap Screws are manufactured in the USA from medium carbon steel. Our Grade 5 material meets or exceeds SAE J429 Grade 5 specifications. All products are manufactured with rolled threads. Typical hardness on diameters 1 4 to 1 inch is HRC 25 34. On diameters over 1 inch to 1 1 2 hardness will range from HRC 19 30. Tensile strength for diameters 1 4 to 1 inch is a minimum of