This grommet puncher is a great addition to any industrial and scientific workspace .Its manual installation tool is easy to use and its durable design ensures longevity. The die mold eyelets and buckles are the perfect addition for any leatherwork projects. However, the size limitation of only accommodating 5" projects may be a con for some industries. Overall, this grommet press is a great investment for any workspace looking for an efficient AND durable tool..