A variable-thickness handle needs multiple located measurements rather than one unqualified number.
One Number Can Hide the Handle’s Shape
When handle thickness changes from front to rear, a single value may describe only one local section. Readers could mistake the thinnest point for the entire handle or assume a maximum applies everywhere. The specification should therefore distinguish the minimum thickness, maximum thickness, and thickness through a representative grip region. These values describe geometry; they do not by themselves establish comfort or control.
Show Every Measurement Location
Each value should be tied to a marked cross-section on a side-view diagram of the exact model. The diagram should show where the measuring instrument crosses the handle and whether the measurement includes scales, liners, inlays, clips, fasteners, or other external features. If the two sides are not symmetrical, the listed method should account for that geometry rather than implying a uniform cross-section.
Use a Profile Instead of a Vague Adjective
A small table or annotated drawing can report front, central grip, and rear measurements while separately identifying the overall minimum and maximum. This is more informative than an unqualified word such as “slim,” which supplies no measurement location or comparison basis. A contour image can further show tapers, palm swells, recesses, and abrupt transitions without converting those visible features into unsupported ergonomic conclusions.
Separate Dimensions from Feel
Perceived feel also depends on hand size, grip position, edge rounding, contour, and the conditions of use, so it should not be inferred from thickness alone. Measurement precision should remain consistent with the instrument and method used; extra decimal places should not imply greater certainty. For a model-specific description, publish measurements taken from the corresponding version and identify their locations so buyers can compare the same sections across products.