H420-4 M24x2 6H
H420-4 M27 6H
H420-4 M30 6H
H420-4 M33 6H
H420-4 M36 6H
H420-4 M39 6H
H420-4 M42 6H
H420-4 UNC1/2-13 2B
H420-4 UNC3/4-10 2B
H420-4 UNC5/8-11 2B