This clockmaker's KWM ZAPFENMASS pivot gage is a valuable tool for measuring the pivot sizes of various clock parts. With its high-quality construction and precision measurements, it is ideal for professional clockmakers and hobbyists alike. The brand KWM is known for producing top-of-the-line clockmaking tools and this pivot gage is no exception. As a type of pivot gage, it can be used for a wide range of clocks, from vintage to modern. Its accuracy ensures that clock parts are properly measured and fitted, ensuring the smooth operation of the timepiece. Whether you are a collector or a professional clockmaker, this pivot gage is an indispensable tool.