φ20.64 2-M10X1
20.64mm 2-M10*1
37mm 2-1/2-20(UNF)
35mm 7/16-24,3/8-24, 9/16-18
25.4mm M10*1 M12*1
φ30.1 mm
33.3mm 9/16-18 7/16-24 3/8-24
φ25.4mm 2-M10X1
φ22.22mm 2-M10*1
25.4mm 2-M10*1