Similar Listings
Rubert & Co. Surface Roughness Comparison Composite Pocket Set No. 115 England
Fowler-Rubert Electro-Formed Surface Roughness Comparison Standards Pocket Set
General electric standard roughness specimens 8651831G2
Rare Vintage GE Standard Roughness Specimens (Cat. 8651831G2)
Vintage General Electric Standard Roughness Specimens #8651831G1
SPI Microsurf 326 Linishing 0.2-6.3RA Nickel surface Comparator 6 specimens
Vintage GE Standard 9 Piece Roughness Specimens with Case 8651831G1 [B9B4]
Pro Granite Rectangular Base Comparator Gage Stand 625-8511