PART VI.

Remarks on Saws, Files, Sets, and other Appliances.—Saw-Files; what Constitutes a Good One, and How to Select.—Different Qualities of Saw-Files, and How to Know the Various Grades.—Why there are Different Grades.—Hints on the Use of Files.—Circular-Saws that are not Circular.—How to Become an Expert Sawyer.—Speed of Circular-Saws; Table of Same.—Speed of Reciprocating-Saws, or Jig-Saws, Speed of Feed for Same.—Working Action of Band-Saws.—How Band-Saws Became Possible.—French and American Band-Saw Blades.—Inside Sawing with Band-Saws.—Detachable Band-Saws.—Aids to Saw-Filing.—Saw-Clamps.—Saw-Filers.—Saw-Sets.—Hand-Setting with Punch and Hammer.—Setting with “Sets.”—Machine Band-Saw Setters—Devices for Holding Saws while being Set and Filed.