5/8-11 x 8 Grade 8 Hex Cap Screw Yellow Zinc Plated

7/64 Heavy Duty Jobber Drill Bit

Designed to be used with like-material machine screws and bolts

HRB 95 - HRC 35 for diameters over 1 1 1/2 inches

3/16 x 4 Powers Flat Toggle Bolt Zinc Plated (50)

5/64 Cobalt Heavy Duty Jobber Drill Bit (12) SNAPTOGGLE Heavy Duty Toggle Bolts 5/8-11 x 8 Grade 85 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.