An unabridged first edition on precision dividing and locating methods, lapping, making forming tools, accurate threading, bench lathe practice, tools for precision instruments, and general toolmaking practice to include the following chapters: Precision Locating And Dividing Methods - Laps And Lapping - Straight And Circular Forming Tools - Precision Threading - Threading Chaser Troubles And Remedies - General Toolmaking Operations - Precision Bench Lathe Practice - Gages And Measuring Instruments - Comprehensive Index