The diameter of this screw is marginally larger than the standard 6-48 scope base mounting screw. Most holes that become damaged during drilling or tapping can be repaired by simply retapping to 0.146-48 and installing the screw. There is no requirement to redrill the base or firearm.

Slotted machine screws, size - 146-48x1/2 inches, featuring a blued finish for enhanced durability and corrosion resistance
Weaver-style head 146-48 oversized screw - designed for secure mounting, this screw ensures stability and precision in your weaver-style applications

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