Pivot barrels for screwing scales down or pivots for folders.
#30 drill recommended for .125 barrels.
Specifications
.125 (1/8)" = .5 long x .125 diameter
Thread = 2-56
Material = 416 Stainless
SS Flathead 2-56 .250 screws Torx T6, head diameter = .154", Head height = .061"
SS Buttonhead 2-56 .250 screws Torx T6, head diameter = .150" Head height = .043"
.187 (3/16)" = .5 long x .1875 diameter
Thread = 6-32
Material = 303 Stainless
SS Flathead 6-32 .250 screws Torx T10, head diameter = .230" Head height = .080"
SS Buttonhead 6-32 .250 screws Torx T10, head diameter = .257" Head height = .070"
SS Sockethead 6-32 .250 screws Torx T15, head diameter = .217" Head height = .074"
.250 (1/4)" = .5 long x .250 diameter
Thread = 8-32
All pivots are heat treated for low wear.
Material = Stainless
SS Buttonhead 8-32 .250 screws Torx T10, head diameter = .302" Head height = .082"