For anyone who does precision work - jewelers, model makers, instrument repairers - this Grobet Swiss Pattern needle file is an absolute essential tool. At 6-1/4 inches long with a 3-inch cut portion, this half-round file gives you the perfect balance and control for detailed filing work. The cut 0 designation means it's fine enough for exacting work, even under magnification. Made from the highest quality steel, these files are machined and finished to maintain precise shape and accuracy. The dimensions are 7/32 inches wide by 5/64 inches thick - just the right size for getting into tight spaces without sacrificing control. What makes Swiss Pattern files special is their superior quality and finer teeth compared to regular files, making them ideal for working with delicate materials and creating smooth finishes. Whether you're filing jewelry components, adjusting instrument parts, working on models, or doing die work, this file delivers professional results every time. The balance feels perfect in your hand, reducing fatigue during long projects. Grobet is a trusted name in precision tools, and this file lives up to their reputation for quality. If you need to make fine adjustments or create smooth finishes on small pieces, this is the tool you want in your kit.