... 12 6.0 Acceptable Shot-blasting Machine G210 2 2.0 Acceptable CNC Lathe CJK6136D 24 4.0 ... Electric Discharge Digital Control Machine Tool DK77-45 2 6.0 Acceptable Electric Sparking Forming Machine D71- ... No Information 40 2.0 Acceptable Ring Gauge No Information 40 2.0 Acceptable Manual Rockwell Hardness Tester HR-150A 1 ... 1-1/18'', 1-1/4'', 1-1-/2'', 1-3/4'', 2'', 2-1/2'', 3'', M 6, 8, 10, 12, ...