7/16 Heavy Duty Jobber Drill Bit (6) Jobber Drill Bits - Fractional providing adequate bearing surface for

providing adequate bearing surface for nearly all applications

1 1/2-12 Nylon Insert Locknut Zinc Plated

3/4-10 x 7 A307 Grade A Carriage Bolt Zinc Plated

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7/16 Heavy Duty Jobber Drill Bit (6) Jobber Drill Bits - Fractional providing adequate bearing surface for7 16 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.