Low profile head diameter is twice the rivet body diameter

They are also acceptable for use in ACQ pressure-treated lumber

Nylon NAILON™ anchors are low cost anchors for light-duty applications under static loads

1-8 x 7 Grade 5 Hex Cap Screw Zinc Plated

3/8-16 x 5 Wedge Anchor Mech Galv (50)

39/64 x 6 Reduced Shank Drill Bit (1/2 Shank) Cap Nuts Nickel Plated Low profile head diameter is39 64 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.