Half Round Escapement Needle File Great for Metalsmiths, Metal Working & Filing This is a new #4 cut half round escapement needle file This file can be used for filing curved surfaces, corners and holes Has little or no clogging, a light knock is enough to loosen any clogging Highly resistant to corrosion Made in Italy It measures approximately 5 1/2" x 3/16" (140 x 5 mm)