Vintage GE Standard 9 Piece Roughness Specimens with Case 8651831G1 [B9B4]

Federal Products 300P-2 Dial Indicator Snap Gauge 1-2" Mahr Maxum III Indicator

30 Pc Specimen Surface Roughness Comparator Composite Pocket Set Gauge

Fowler 54-410-500-0 X-Pro Portable Roughness Tester TEST SPECIMEN ONLY

Rare Vintage GE Standard Roughness Specimens (Cat. 8651831G2)

Rubert & Co Cylindrical Turning Scale No. 120 Roughness Specimens Comparator

Mahr 3/8 Inch, Drop Indicator Split Bushing For Use with Adapter Mounting Shanks

Mahr Federal Indicating Display Unit Mayum III 3.0V Model: 2033001