0000 inches

Hot-Dip Galvanized material will meet or exceed ASTM A153 and/or ASTM F2329

Material Composition:

#51 Heavy Duty Jobber Drill Bit

Lengths over 6 to 12 inches will have 6 inches of thread

#35 Heavy Duty Jobber Drill Bit (12) Flat Split Drive Anchors Zinc Plated 0000 inches#35 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.