“…In order to design an ergonomics prototype tool handle, factor of human's hand size should be considered which are the grip span and profile. As the analysis of grip span of human hand had already been successfully studied (Ibrahim and Mohd A, 2017), this paper would continue to analyse on the grip profile as both (grip span and profile) are considered important in designing hand tools. In this study, the methodology to identify grip profile was according to Simunic et al (2013).…”