Precision 5-step calibration block manufactured from 1018 steel, designed for accurate calibration of ultrasonic thickness gauges. Features four distinct thickness steps for comprehensive testing and verification.
| Material | 1018 Steel (other materials available) |
| Step Thickness | 0.1''-0.2''-0.3''-0.4''-0.5'' |
| Type | Inch |
| Step Size | 0.75" (L) * 0.75" (W) |
