| DEPARTURE FROM CITED DESIGNATOR | AS MODIFIED BY OVERALL THICKNESS |
| MATERIAL NATURAL HARDNESS DESIGNATION | HARD |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | STONE SHARPENING DEN INSTRUMENT ARKANSAS HARD 3.8-4.1X1.5" |
| NONDEFINITIVE SPEC/STD DATA | 6 TYPE AND B CLASS AND 18 FIGURE |
| OVERALL LENGTH | 3.812 INCHES MINIMUM AND 4.188 INCHES MAXIMUM |
| OVERALL THICKNESS | 0.438 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
| OVERALL WIDTH | 1.500 INCHES NOMINAL |
| STONE STYLE | SHARPENING |