3-Notch Eddy Current Standard (.008, .020, .040 Notches) This common standard contains (3) surface notches at depths of 0.008, 0.020, and 0.040. Notch width typically 0.004 to 0.005, with other widths possible. Notch depths are engraved on one edge; serial... Details
3-Notch Eddy Current Standard (.005, .010, .020 Notches) This common standard contains (3) surface notches at depths of 0.005, 0.010, and 0.020.. Notch width typically 0.004 to 0.005, with other widths possible. Notch depths are engraved on one edge;... Details
Wood Case for 3-Notch Eddy Current Standard Fitted wooden case for PH Tool's 3-Notch Eddy Current Standard. Note: cases shown in photo may not be applicable for the block(s) you are purchasing; they are shown as examples ONLY. All PH Tool wood... Details