Weatherby uses an M16-style extractor and a plunger ejector on the bolt, and the scope mounting holes are drilled to accept 8-40 screws. The action is also fitted with a Trigger Tech trigger that ...

Different sized flat heads exist for the same screw type. Sometimes this depends on the type of recess. If you specify "flat" then the size will be chosen appropriately for the recess you specify. The ...