Hardened 440C Stainless Steel Disk, M2 Thds, Ø25.0mm Spherical Dia. X 3.0mm Disk Depth with Ø2.0mm Ruby Rollets X 4.0mm Span, Ø3.18mm Dia. Stem X 2.5mm E.W.L., 2.5mm Range Length
Hardened 440C Stainless Steel Disk, M2 Thds, Ø25.0mm Spherical Dia. X 3.0mm Disk Depth with Ø2.0mm Ruby Rollets X 4.0mm Span, Ø3.18mm Dia. Stem X 2.5mm E.W.L., 2.5mm Range Length