1/4 x 1 1/2 Nail-In Anchor Mushroom Nylon (100)

7/8 x 6 Reduced Shank Drill Bit (1/2 Shank)

1-8 x 1 1/2 Socket Cap Screw Alloy

#11 x 6 High Speed Aircraft Bit Cobalt

2-4 1/2 x 5 1/2 Socket Cap Screw Alloy

27/32 x 6 Reduced Shank Drill Bit Cobalt (1/2 Shank) 10-24 Socket Cap Screws Alloy 1/4 x 1 1/2 Nail-In27 32 x 6 Reduced Shank Drill Bit Cobalt (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.