127mm f/9.4 OTA Construction - Main Tube Preparation (tube cutting 3)

 

The board being used to support the hacksaw blade to control cutting of the preliminary groove... (Click for enlarged view)

 

Using the attached plywood board as a guide, a shallow groove was meticulously cut around the circumference of the main tube using a hacksaw blade that was removed from its handle. This made for an accurate means for cutting the tube perpendicularly without the use of expensive tube cutting equipment.