3/8-16 x 7 Wedge Anchor Mech Galv (50)

29/32 x 6 Reduced Shank Drill Bit (1/2 Shank)

High red hardness of cobalt permits speeds 30% greater than standard heavy duty split point (HSS) drills

5/16 x 7 Square Pan Gutter Screw White (10)

#22 Heavy Duty Jobber Drill Bit (12) Phillips Self Drilling Drywall Screws Zinc Plated 3/8-16 x 7 Wedge Anchor#22 Heavy Duty Jobber Drill Bit . Web construction is heavier than general purpose construction making it particularly suitable for cotter pin hole drilling and cross hole drilling in head of bolts. The heavy construction affords efficient drilling in stainless steel and other hard materials. The split point reduces the thrust requirements and minimizes walking.