1008-1010 for diameters up to 1 inch (cold-formed) and 1045 steel for diameters over 1 inch (hot-formed)

1/2-13 x 4 Hex Sleeve Anchor Zinc Plated (25)

1-14 x 3 Grade 5 Hex Cap Screw Zinc Plated

deformation-controlled expansion anchors with a preassembled expander plug

and ASTM F606 1990

#30 Heavy Duty Jobber Drill Bit (12) Acorn Sleeve Anchors Zinc Plated 1008-1010 for diameters up to#30 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.