1008-1010 for diameters up to 1 inch (cold-formed) and 1045 steel for diameters over 1 inch (hot-formed)

New longer and stronger plastic straps that now work in base materials 3/8" to 3 5/8" thick

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

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

3/4-10 x 12 A307 Grade A Carriage Bolt HDG

5/64 Cobalt Heavy Duty Jobber Drill Bit (12) SNAPTOGGLE Heavy Duty Toggle Bolts 1008-1010 for diameters up to5 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.