ROFC-1007 Surface roughness specimen set Ra, 27 pcs

Designed for checking surface roughness after machining
By visual inspection or using a magnifying glass the workpiece surface is compared with the sample

Made from grade 45 stainless steel

Contents:
- lapping Ra 0.025; 0.05; 0.1
- external grinding Ra 0.1; 0.2; 0.4; 0.8
- surface grinding Ra 0.1; 0.2; 0.4; 0.8
- horizontal milling Ra 0.4; 0.8; 1.6; 3.2; 6.3
- vertical milling Ra 0.4; 0.8; 1.6; 3.2; 6.3
- turning Ra 0.4; 0.8; 1.6; 3.2; 6.3
- lathe Ra 0.4; 0.8; 1.6; 3.2; 6.3

Verification is not included in the price Why?
Warranty for manufacturing defects, including measurement accuracy and successful passing of Uzstandart metrological verification: 12 months