Code Range Type Accuracy Setting ring (included) Extension rod (included) L a b c
3127-8* 6-8mm/0.24-0.31" B 4µm Ꝋ6mm 100mm 54.5 1.5 2.5 —
3127-10* 8-10mm/0.31-0.39" B 4µm Ꝋ8mm 100mm 54.5 1.5 2.5 —
3127-12* 10-12mm/0.39-0.47" B 4µm Ꝋ10mm 100mm 54.5 1.5 2.5 —
3127-16* 12-16mm/0.47-0.63" C 4µm Ꝋ16mm 150mm 80 0.5 6 4.5
3127-20* 16-20mm/0.63-0.79" C 4µm Ꝋ16mm 150mm 80 0.5 6 4.5
3127-25* 20-25mm/0.79-0.98" C 4µm Ꝋ25mm 150mm 90 0.5 8 6
3127-30* 25-30mm/0.98-1.18" C 4µm Ꝋ25mm 150mm 90 0.5 8 6
3127-40* 30-40mm/1.18-1.57" C 4µm Ꝋ40mm 150mm 97 0.5 14 12
3127-50* 40-50mm/1.57-1.97" C 5µm Ꝋ40mm 150mm 97 0.5 14 12
3127-63* 50-63mm/1.97-2.48" D 5µm Ꝋ62mm 150mm 114 0.5 17.5 14.5
3127-75* 62-75mm/2.44-2.95" D 5µm Ꝋ62mm 150mm 114 0.5 17.5 14.5
3127-88* 75-88mm/2.95-3.46" D 5µm Ꝋ87mm 150mm 114 0.5 17.5 14.5
3127-100* 87-100mm/3.43-3.94" D 5µm Ꝋ87mm 150mm 114 0.5 17.5 14.5
Code Range Micrometers included Setting ring (included) Extension rod (included)
3127-123 6-12mm/0.24-0.47" 6-8mm,8-10mm, 10-12mm 06mm, 08mm, 010mm 100mm
3127-202* 12-20mm/0.47-0.79" 12-16mm, 16-20mm 016mm 150mm
3127-504 20-50mm/0.79-1.97" 20-25mm, 25-30mm,  30-40mm, 40-50mm 025mm, 040mm 150mm
3127-1004* 50-100mm/1.97-3.94" 50-63mm, 62-75mm,  75-88mm, 87-100mm 062mm, 087mm 150mm