The kit includes ¾" long steel screws in 6-48 and 8-40 sizes, suitable for customizing to fit custom bases.
It contains 12 screws each of six different types, including slotted Fillister, slotted Weaver Oval Head, and Torx, all with a black oxide finish for durability.
The screws are designed for mounting bases and are a product of BROWNELLS, included in the Replacement Sight Screws category.