Extreme cut round chainsaw files made in Portugal. Maintain your chainsaw chain like a pro with these top-quality files. Single cut round files remove material quickly and efficiently. The aggressive spiral cut tooth pattern of the file is less likely to load up like fine cut files. These single cut files leave an even, scratch free cutting edge with very little effort. Files are approximately 8" long, excluding tang. 7/32" files are used to sharpen .375" (3/8) and .404 pitch chainsaw chain.