which means you can use them when you work in the same wall without them coming loose

Diameters over 2 1/2 inches have a meet a minimum of 140

3/4-16 x 6 Grade 5 Hex Cap Screw Zinc Plated

7/8-9 x 5 1/2 Grade 5 Hex Cap Screw Zinc Plated

61/64 x 6 Reduced Shank Drill Bit (1/2 Shank) SNAPTOGGLE Heavy Duty Toggle Bolts which means you can use61 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.