Metal EZ-LOK Solid Wall Stainless Steel #303-4 thread inserts USA made

Description

from EZ-LOK
Self Locking Thread Insert, Wall Type Heavy, 303 Stainless Steel, Internal Thread Size 1/4-20, External Thread Size 7/16-14, Thread Type UNC Internal/UNC External, Length 7/16", Tap Sizes 7/16-14, Drill Size 23/64", Min. Full Thread Depth 1/2, External Thread Class 2A, Internal Thread Class 2B, Tensile Strength (PSI) 89,900, Brinell Hardness 160, For Use on Metal, Installation Screwdriver, Bolt/Nut, or Power Drive Tool 4ZE54, Package Quantity 5
if buying multiples shipping weight and size will change