Cord is our answer as well.
Drill one shoulder, Tapping clamp on the other
2010 40 buckets- 4 gals finished
2011 80 buckets- 14 gals finished
2012 105 buckets- 8 gals finished
2013 maxed at 130 buckets- 24 gals finished
2014 new max at 240 buckets- 18 gals finished
2015 newest max 240 buckets-+48 taps on 3/16 gravity- 22.5 gals finished
2016 150 taps on 3/16 gravity- 23 gals finished
2020 250 taps on 3/16 gravity- 22 gals finished
2021 385 taps on 3/16 gravity 25 gals finished
2022 385 taps on 3/16 gravity- 26 gals finished