Carbon: Maximum 0

5/16-18 x 1 1/2 Hex Sleeve Anchor Zinc Plated (100)

Diameters over 1 1/2 inches meet or exceed ASTM A354 Grade BD

1/8 x 3 Powers Round Toggle Bolt Zinc Plated (50)

1 1/2-12 Nylon Insert Locknut Zinc Plated

#2 Heavy Duty Jobber Drill Bit (12) Finished Hex Nuts Silicon Bronze Carbon: Maximum 0#2 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.