The IQ Vise Jaws - leather are crafted for fine wood, delicate items and multiple additional shapes and sizes. These jaws have been meticulously designed for the DIYer, craftsman, hobbyist, maker and trade professional for work with valuable hardwood and any other item with a fine surface that needs to be handled with care. Like all IQ Vise Jaws, these jaws are purpose built and double-sided, providing added functionality and project capability. The genuine leather side holds fine wood firmly without damage, ensuring that your project looks great and doesn't require sanding from metal vise jaw indentations. The leather side is also ideal for damage-free holding of valuable items such as sterling silver, brass, fine furniture and many others. Flip to the reverse side to expand the capability to hold a wide variety of shapes, sizes and materials. The rigid, multi-grooved nylon surface contains five vertical grooves and two horizontal grooves that are ideal for holding anything from the smallest part to a cylindrical object 3 in or less in diameter.