• Sales & DistributionCenters
  • Northeast & Midwest
    OH Office -800-782-3278
  • *Southeast
    SC Office -800-951-1159
  • *South
    MS Office -800-888-6887
  • *West & Central America
    CA Office -800-999-9779
  • *Canada
    ON Office -877-782-3278
  • *International Inquiries
    SC Office -800-951-1159

*These locations are not included in the scope of our ISO 9001:2008 registration.

Product

Thread Size

d1

d2

d3

L

H

d5

d4

Pilot Hole Size

J561810 ZN

5/16-18 1.26 .591 .472 .394 .098 .146 .906 31/64-1/2

J381610 ZN

3/8-16 1.26 .591 .472 .394 .098 .146 .906 31/64-1/2
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