1/2-13 x 10 Grade 5 Hex Cap Screw Zinc Plated

5/8-11 Drop-In Anchor Zinc Plated (25)

They are actually stronger than most metal and chemical anchors because the all plastic plug bonds through friction to concrete

Minimum: 3

3/4-10 x 14 A307 Grade A Carriage Bolt HDG

9/32 Cobalt Heavy Duty Jobber Drill Bit (12) 1-8 Grade 8 Hex Cap Screws Yellow Zinc Plated 1/2-13 x 10 Grade 59 32 Cobalt Heavy Duty Jobber Drill Bit . Heavy duty construction made to Type J aircraft specifications. Used for drilling holes in hard, tough materials such as stainless steel, titanium, high temperature and high strength alloys. High red hardness of cobalt permits speeds 30% greater than standard heavy duty split point (HSS) drills.