Euro Machinist Square 75mm X 50mm (1-5/8 Inch) Meco Midget Torch 2-speed operation: 1800 RPM (low)

2-speed operation: 1800 RPM (low) and 3600 RPM (high)

and fitting of jewelry components

Acid testing with test needles is an entirely subjective method and requires careful observation and practice to master

Both sides are cut

Euro Machinist Square 75mm X 50mm (1-5/8 Inch) Meco Midget Torch 2-speed operation: 1800 RPM (low)Machined from bar stock (billet) one piece stainless steel construction to DIN 875 II standards. A machinist square is the metalworker's equivalent of a woodworker's try square. Its primary purpose is measuring the accuracy of a right angle (90 degrees). To "try" a surface is to check its straightness or correspondence to an adjoining surface. A small notch has been added to the inside corner of the square to prevent small particles from accumulating