NIKKEN KOSAKUSHO WORKS / BT50-SLM50-135
NIKKEN KOSAKUSHO WORKS / BT50-TSA40-75, BT40-SLA32-90
聖和 SHOWA / BT50-SLA32-105
MST / BT50-SLC20-105
NIKKEN KOSAKUSHO WORKS / BT50-FMA31,75-75 OSG-WALTER F3
/
不明 / BT50 インロー径φ50.8
聖和 SHOWA / BT50-FMA38.1-075
MST / BT50-SCA25,4-90
NIKKEN KOSAKUSHO WORKS / BT50-SCA25,4-135
NT TOOL / BT50-FMH25,4-150
大昭和精機 BIG / BT50-FMA25.4-90+MFWN90080R-5T