Hardness and Hardened Layer Depth Detection: NDT-ED-O Eddy Current Instrument
Crack Detection: FET-99S Crack Detector
Longitudinal: 3.75 mm (Length) × 0.10 mm (Width) × 0.25 mm (Depth)
Circumferential: 3.75 mm (Length) × 0.10 mm (Width) × 0.30 mm (Depth)