If the objective is to be able to get the floorboards up quickly, I would be very reluctant to use any fastening that can't be undone with a common driver ( kept in my case in the top drawer of the chart table) or with no tools at all
My 2cents fwiw Jonathan Indigo -- Jonathan Indigo C&C 35III SOUTHPORT CT On Nov 8, 2013, at 8:05, Steve Thomas <sthom...@sympatico.ca> wrote: > Robertson head screws are much less likely to deform so that you can't remove > them, so long as you don't use an undersize screwdriver. You are less likely > to have to resort to some sort of alternate extraction device with Robertson > head screws. They are way better than Phillips or slot heads in transferring > torque from the screwdriver to the screw. In my opinion they are better in > all applications except for assembly line work, where speed of assembly is > the overriding concern, and where the engineers don't care if it is later > difficult to remove them. The only thing I would do is make sure that they > are stainless or bronze, and check them once in a while if you are concerned > that they will fill up with dirt. That is not something that is likely to > happen quickly. > > Virtually every screw used to fasten anything that is connected to the hull > of my boat has required re-tightening at some time. There must be a lot of > flexing going on that is not obvious when actually sailing the boat. > > Steve Thomas > 1978 C&C MKIII > > -----Original Message----- > From: CnC-List [mailto:cnc-list-boun...@cnc-list.com]On Behalf Of M Bod > Sent: Friday, November 08, 2013 7:11 AM > To: C&C list > Subject: Stus-List Anchoring floorboards - was Re: floorboards > > This discussion leads me to a question. > > Looking at the CS 30 I had a really tough time getting under the floorboards > - the Robertson head screws were full of dirt an it was very difficult to get > many of the screws out. > I had to use a little dental tool I'd brought with me to gouge the dirt out > of each hole to make space for the screwdriver head. > I'd hate to be trying to do that if I was in an emergency that necessitated > access! > > Any better suggestions? Would you just go with a slot screw? Any better ideas > - still seems to me you might be frantically trying to find a problem and the > sheer number of screws could be overwhelming. > > Mark > > > Graham Collins <cnclistforw...@hotmail.com> wrote: > > Hi Bill > Rough cut the new material with an allowance of say 3/8" all around, then > using the original screw holes in the old floorboards screw the old boards to > the new and use a trimming bit in a router (straight bit with bearing of the > same diameter) to trim. No clamps required, and you use the same screw holes > to install the new boards. > > +1 on the suggestion to ensure you line up the holly carefully from panel to > panel, I did not do this and it bugs me... but not enough for a do-over! > Graham Collins > Secret Plans > C&C 35-III #11 > On 2013-11-07 10:26 PM, wwadjo...@aol.com wrote: >> >> I am planning to remake floorboards this winter. I have old ones for >> pattern. Would be interested in any tips, on or off list, that anyone has >> for patterning, cutting, finishing. Plan to epoxy all sides, then varnish. >> Thinking of m making full size masonite patterns , attach with double sided >> tape to new floor stock, then use straight cutting bit in router to cut. >> Thoughts welcome. >> Bill Walker >> 36 >> Pentwater, Mi >> Sent from my HTC >> >> ----- Reply message ----- >> From: sam.c.sal...@gmail.com >> To: <cnc-list@cnc-list.com> >> Subject: Stus-List Current C&C History; now a Dose of reality !!!! >> Date: Thu, Nov 7, 2013 9:03 PM >> >> _______________________________________________ >> This List is provided by the C&C Photo Album >> http://www.cncphotoalbum.com >> CnC-List@cnc-list.com >> >> >> _______________________________________________ >> This List is provided by the C&C Photo Album >> http://www.cncphotoalbum.com >> CnC-List@cnc-list.com > > _______________________________________________ > This List is provided by the C&C Photo Album > http://www.cncphotoalbum.com > CnC-List@cnc-list.com
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