Refractometer Steamaster Also known as a locksmith

Also known as a locksmith hammer

The result is a properly hardened steel tool with holes that are precisely graduated for smooth

Low viscosity for easy measuring

16 oz bottle provides ample supply for ongoing studio use

Measurements are approximate

Refractometer Steamaster Also known as a locksmithThe GemPro refractometer is a primary gemological instrument used to measure the refractive index of gemstones for accurate identification. Clear optics and an easy viewing lens make readings straightforward, helping you quickly determine one of a stones most critical optical properties. Features Measures refractive index for gemstone identification Easy viewing lens for clear scale observation Designed for professional gemological use Compact