5/8-11 Drop-In Anchor 303 SS (25)

3/16 Cobalt Heavy Duty Jobber Drill Bit

1/16 Cobalt Heavy Duty Jobber Drill Bit

The wide surface flange allows the DIAS to be installed in deep or bottomless holes

25/64 Cobalt Heavy Duty Jobber Drill Bit (6) 1/2 Hex Lag Screws 18-8 Stainless Steel 5/8-11 Drop-In Anchor 303 SS25 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.