(1) to design and build the machine scales, fish, (2) to apply the knowledge learned, apply operations to create scales, there is the assumption by fish 1 to design and build the machine scales, fish, more powerful than ever. Samples used in this study are experts in mechanical design. Have the educational background of no less than seven bachelor who selected by the way (Purposive Sampling). Tools used in the study include a fish scales and questionnaires evaluated the quality of the fish scales, which is a 5-level scale value, the statistics used in the study is the percentage (Percentage) average (Mean) and standard deviation (Standard Deviation) of the study are as follows:
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