Thickness:

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

Hex Lag Screws are manufactured from low carbon steel to meet SAE J429 Grade 1

1/2-13 x 3 1/2 Hex Cap Screw SS 316 (A4)

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

1 7/16 x 6 Reduced Shank Drill Bit (1/2 Shank) 7/8-9 Socket Cap Screws Alloy Thickness:1 7 16 x 6 Reduced Shank Drill Bit (1 2 Shank) . Expands the size range capacity of a 1 2 inch portable drill chuck. Common flute and overall length for minimal adjustment during tool changes. Precision ground for high degree of concentricity between shank and body diameter. Ideal for drilling in low and medium tensile strength materials.