Bob's Home Made Bait Injector - 17.8881 in³ = 9.91202 fl oz(US)
I made three of these indentical, but alas I screwed up the nozzle on one (not in this picture). I cut the hex on the nozzle on the little MaxNC CNC mill I retrofit a while back. I also cut the end of the nozzle and the slope on it since I already had it centered on that machine. Then I did most of the rest on a mini lathe. I used a drill press to drill the nozzle, rod guide, and the back of the piston. Threading was done by hand with a thread cutting die. The hardest part (And how I screw