Overview
Bill of Materials
Construction Steps
hdg 3:
- Cut a 4" and 11" lengths of 1/2" Schedule 40 PVC. These form the launch
head base and the launch piston.
- Cut a 4" piece of 1/2" CPVC pipe. This will form an inside coupler
between the launch head base and the launch piston.
- Using a 5/8" SpeedBore or other wood spade bit, backbore
Techniques
Backboring
Back bore using a wood spade bit. Run the bit clockwise; holgin
Safety & Tips