5/8-11 x 2 1/2 Hex Cap Screw SS 316 (A4)

the hardness rating is HRC 24-35

1/2-13 x 3 Hex Sleeve Anchor Zinc Plated (25)

you protect your surfaces from enduring sudden failures or breakages while promoting long-term durability

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

1/16 Cobalt Heavy Duty Jobber Drill Bit (12) Flat Washers Silicon Bronze 5/8-11 x 2 1/2 Hex1 16 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.