deformation controlled expansion anchors with a pre-assembled expander plug

3/4-10 x 5 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated

1/4-20 Lipped Drop-In Anchor Zinc Plated (100)

3/4 x 4 Titen HD Concrete Anchor Zinc Plated (10)

7/8-14 x 5 Grade 8 Hex Cap Screw Yellow Zinc Plated

#55 Heavy Duty Jobber Drill Bit (12) Wedge Anchors 304 Stainless Steel deformation controlled expansion anchors with#55 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.