24-03-2017, 10:58 AM
I bought a set of these at the NEC bike show. used a couple, but not given them a 'full workout' yet.
http://www.drillalldrillbits.com/
http://www.drillalldrillbits.com/
It goes, it stops (as reqd). 
Hate Housework!

Hate Housework!