Wall Anchor

1/4-20 x 2 Combo Flat Sleeve Anchor Zinc Plated (100)

1 3/32 x 6 Reduced Shank Drill Bit (1/2 Shank)

7/8 Flat Washer Silicon Bronze

9/16 x 6 Reduced Shank Drill Bit (3/8 Shank)

13/64 Cobalt Heavy Duty Jobber Drill Bit (12) 1/2 Hex Lag Screws 18-8 Stainless Steel Wall Anchor13 64 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.