These gap and flushness square gages are sometimes referred to as male or female gages. The male gages are the gap gages and the female are the flushness gages. These gages are furnished as "Reference Only" within +/- 10% tolerances and as "Serialized and Certified" within +/- 5% tolerances for ISO compliancy.
"NO-MAR", non-mutilation or mutilation prevention tools prevent or reduce damage to bare or coated product surfaces during assembly or inspection. Mutilation prevention tools have the added benefit of reducing tool operator injuries such as finger severing, cuts or mutilations.