作者: Yen-Nien Chang
DOI:
关键词: Engineering drawing 、 Tool holder 、 Engineering 、 Set (abstract data type)
摘要: An assembling tool holder set includes a plurality of units having differently sized holes formed thereon for inserting tools and different heights with respect to the holes, each unit extensions grooves on its side faces so that can be engageably combined any adjacent optionally or selectively several as popularly used their convenient handling unconfused uses.