Lengths over 6 to 12 inches will have 6 inches of thread

the anchor falls away once you remove the bolt from the wall

1 3/8 x 6 Reduced Shank Drill Bit (1/2 Shank)

2" Flat Washer SS 18-8 (A2)

1/2-13 x 7 Simpson Wedge Anchor 304 SS (25)

29/64 Heavy Duty Jobber Drill Bit (6) Finished Hex Nuts 18-8 Stainless Steel Lengths over 6 to 1229 64 Heavy Duty Jobber Drill Bit . Web construction is heavier than general purpose construction making it particularly suitable for cotter pin hole drilling and cross hole drilling in head of bolts. The heavy construction affords efficient drilling in stainless steel and other hard materials. The split point reduces the thrust requirements and minimizes walking.