oldbilbo
...
....and a Boy Scout for taking things out of horses' hooves. 
And on a really old boat, a comprehensive thread gauge and plastic caliper gauge for measuring the old stud or nut for which no tool is held on board, so ! can bring back the right one, next trip.
Also, and truly VIP, a hacksaw frame and pack of assorted fresh blades, in a sealed pack - for real emergencies.
And on a really old boat, a comprehensive thread gauge and plastic caliper gauge for measuring the old stud or nut for which no tool is held on board, so ! can bring back the right one, next trip.
Also, and truly VIP, a hacksaw frame and pack of assorted fresh blades, in a sealed pack - for real emergencies.