• 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

L1

Hex Drive

Pilot Hole Size

SIT102413HD

10-24 .319 .425 .291 .500 .374 6 5/16-21/64

SIT142013 ZN

1/4-20 .319 .425 .291 .500 .370 6 5/16-21/64

SIT561825 ZN

5/16-18 .449 .567 .429 .984 .824 8 7/16-29/64

SIT561825HD

5/16-18 .449 .555 .433 .984 .834 8 7/16-29/64
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