| Key ^ | Value |
|---|---|
| For Machining Method | External Grinding, Flat Lapping, Horizontal Milling, Plain Grinding, Turning, Vertical Milling |
| Includes | Identifying and Specifying The Roughness By Symbol |
| Item | Surface Roughness Specimen Set |
| Material | Steel |
| Number of Pieces | 30 |
| Roughness - Ra | 2, 4, 8, 16, 32, 63, 125, 250, 500 uin |
| Roughness - Rz | Flat lapping: 2, 4 uin External grinding: 8, 16, 32, 63 uin Plain grinding: 2, 4, 8, 16, 32, 63 uin Horizontal milling: 16, 32, 63, 125, 250, 500 uin Vertical milling: 16, 32, 63, 125, 250, 500 uin Turning: 16, 32, 63, 125, 250, 500 uin |
| Specimen Dimensions | 148 mm x 73 mm |