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

9/16-12 x 5 Grade 8 Hex Cap Screw Yellow Zinc Plated

1-14 x 6 Grade 8 Hex Cap Screw Yellow Zinc Plated

19/32 x 6 Reduced Shank Drill Bit (1/2 Shank)

providing adequate bearing surface for nearly all applications

1/8 Cobalt Heavy Duty Jobber Drill Bit (12) Drop-In Anchors 303 Stainless Steel 1/4-20 Drop-In Anchor Zinc Plated1 8 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.