SPI 30 Specimen Surface Finish Roughness Plate
£149.99SPI 30 Specimen Surface Finish Roughness Plate - SPU-30695J
- Economy set of 30 specimens, 7/8 in x 3/8 in electro formed, solid nickel.
- Ideal for use by draftsmen, engineers, machinists, etc.
- Conforms to S.A.E. and military specifications for visual and tactile inspections.
- Complete in special wallet.
- Made in England
