OSG / M38P1.5
黒田精工 KKS / M39 P2.0
OKS / M39.5 P0.5
-- / M39×1.5
OKS / M39P1.0
NIKKEN KOSAKUSHO WORKS / M3L-2S
OSG / M3P0.25
OSG / M3P0.35
-- / M3P0.35
KSS / M3P0.5
OSG / M3P0.5