Screws for holding the original factory hard jaws onto Columban and Reed vises - specifically the 606M3 (606 M3), 3C and likely multiple other models

The largest diameter of the flat head is .400" +/- .005"
If you are looking for a larger head like 7/16 (0.438), check my other listings for Craftsman 5/16-18 screws
The overall length is approximately .840 (not a critical dimension)
Thread is 5/16-18
Included angle is approximately 30 degrees

Grade 8 steel fasteners.  These are generally stronger than other mild steel replacements with slotted of philips heads

Set of four (4) screws

Please check that these values match your jaws or existing/broken screws before ordering.

By default, this ships via stamped mail for free and may take 1.5 weeks for delivery.  If you require faster delivery or tracking, select the appropriate option at checkout ($4 extra to cover the tracked label)