Class 3A full formed thread

3/8 x 5 Powers Round Toggle Bolt Zinc Plated (25)

Commonly used in naval construction and power plant applications

3/16 Heavy Duty Jobber Drill Bit

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

13/32 Heavy Duty Jobber Drill Bit (6) M24-3.00 Socket Cap Screws 12.9 Alloy Plain DIN 912 Class 3A full formed thread13 32 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.