A 9 mm pistol can be made from 1/4 inch steel gas or water pipe and fittings.
Materials Required
1/4 inch nominal size steel pipe 4 to 6 inches long with
threaded ends
1/4 inch solid pipe plug
Two (2) steel pipe couplings
Metal strap – roughly 1/8 inch x 1/4 inch x 5 inch
Two (2) elastic bands
Flat head nail – 6D or 8D (approximately 1/16 inch
diameter)
Two (2) wood screws #8
Wood 8 inch x 5 inch x 1 inch
Drill
1/4 inch wood or metal rod, (approximately 8 inches
long)