How long is the center nip? Being not true verticle may make it tend to skidder or toll away from the application and mark up the material rather well huh?
On Tue, 27 May 2008, Bob Kennedy wrote: > I don't have an answer to that one. I've always bought mine through a > woodworking place. They always seem to have them on sale and they come in > sets during a sale. You can also buy them individually. I have a 35 MM for > European hinges I bought from Freud. You'd have to call your local store and > ask. > > As for using one in a drill, that depends on how good you are with one. The > only risk is not holding it vertical and then having a slope across the > bottom. You wouldn't be in any physical danger as with a fly cutter. > > > ----- Original Message ----- > From: [EMAIL PROTECTED] > To: [email protected] > Sent: Tuesday, May 27, 2008 4:29 AM > Subject: Re: [BlindHandyMan] cutting a circular hole > > > is it more like a really big router bit then? > Can it be used in an electric hand drill? > I can think of a use for a 1/2 inch such right now. Hmm... wonder if ACE > sells them? > > On Mon, 26 May 2008, Bob Kennedy wrote: > > > A Forstner bit is really more of a boring bit than a drill bit. It is used > when you need to make a circular cut in something and need a flat bottom when > finished. They are circular in shape and some have a spur in the center that > is slightly longer than the cutters around the edge. > > > > If you are going to use European hinges on a cabinet door, you would > almost have to use a Forstner bit. > > > > To describe one, they look much like a wheel on an overhead garage door. > They have a shaft that goes into the chuck. At the other end is a circular > cutter with teeth around the outside. The teeth aren't like those on a hole > saw because they actually break up the chips of wood at the same time. > > > > The rim is also solid unlike a hole saw. They make very accurate diameters > and leave smooth walls and hole bottoms. > > > > ----- Original Message ----- > > From: [EMAIL PROTECTED] > > To: [email protected] > > Sent: Monday, May 26, 2008 11:26 AM > > Subject: Re: [BlindHandyMan] cutting a circular hole > > > > > > what is this item? > > Please describe. > > > > On Sun, 25 May 2008, cheetah wrote: > > > > > yep a forstner bit will do the job nicely. > > > alls he needs is about an inch and a half. > > > i have a 3 inch forstner bit so they get quite large. > > > jim > > > At 07:52 PM 5/25/2008, you wrote: > > > > > >> Another option might be forstner bits. I don't know how big those bits > go. > > >> > > >> earlier, Paul Franklin, wrote: > > >> > > >>> Somewhere in the distant past, probably at Sears, I bought a nest of > > >>> deep whole saws for about $12.00. They would Easley cut a whole > > >>> through 2 inch stock. They were definitely not of top quality and > > >>> because of their extra depth they got out of round easily. They got > > >>> a lot of use and didn't last all that long. They were a handy tool > > >>> to have in my shop and I have looked for another set with out > > >>> success, for the last couple of years. > > >>> > > >>> Paul Franklin > > >>> > > >>> ----- Original Message ----- > > >>> From: Dale Leavens > > >>> To: > > >> > <mailto:blindhandyman%40yahoogroups.com><mailto:blindhandyman%40yahoogroups.com>[email protected] > > >>> Sent: Sunday, May 25, 2008 11:00 AM > > >>> Subject: Re: [BlindHandyMan] cutting a circular hole > > >>> > > >>> A fly cutter is a drill bit set into a thicker mandrill which is to > > >>> be mounted into the chuck of a drill press. There is a bar which > > >>> runs through a square hole in that mandrill laterally which can be > > >>> slid further out from the shaft and tightened into place with a set > > >>> screw. This lateral bar has another rectangular bar extending down > > >>> with a beveled sort of sharpened chisel tip which revolves around > > >>> the bit center as they both turn and which describes a circle the > > >>> radius of the amount of the lateral beam protruding from the > > >>> mandrill.This sharp chisel then is spinning at the radius from the > > >>> center which has been selected by the user and of course the entire > > >>> thing is necessarily unbalanced. > > >>> > > >>> In a drill press it does at least maintain it's position relative to > > >>> the work being cut, on the end of a hand held drill though, just the > > >>> off-center vibration makes it near impossible to keep steady. Once > > >>> it begins biting into wood, and remembering at two points in the > > >>> rotation it is cutting cross grain while at two other points it is > > >>> cutting with the grain, the rotation torque is constantly variable. > > >>> As hard and strong as the steel is, the possibility of any number of > > >>> things failing is very high. > > >>> > > >>> Because of the design too, the depth of the fly cutter is only about > > >>> an inch. They do come in different sizes, the one I have probably > > >>> cuts up to about 4 and a half maybe 5 inches. > > >>> > > >>> My experience is that regardless of how much care I use one or other > > >>> of the set screws fails during the process and usually it is the > > >>> radius which begins expanding. I had such a problem when cutting to > > >>> form a nice arch shaped cutout on the fence I made for my router > > >>> table. My idea was to cut the hole just centered a little below the > > >>> radius of the hole then with the table saw cut away the edges to > > >>> form what would look like a very steady handed ban saw operator had > > >>> formed a fine archway for the dust collection. > > >>> > > >>> From one side it turned out like that, the other side ended up > > >>> having a quarter inch deep curved line about 3/8ths outside the > > >>> circumference of the arc. I hid this from view by making that the > > >>> back side of the fence and covering it with the construction into > > >>> which the dust collection hose gets fitted.I then ordered two sets > > >>> of what should be good quality hole saws. > > >>> > > >>> ----- Original Message ----- > > >>> From: John Schwery > > >>> To: > > >> > <mailto:blindhandyman%40yahoogroups.com><mailto:blindhandyman%40yahoogroups.com>[email protected] > > >>> Sent: Sunday, May 25, 2008 9:10 AM > > >>> Subject: Re: [BlindHandyMan] cutting a circular hole > > >>> > > >>> What is a fly cutter and what sizes of holes do they cut? > > >>> > > >>> earlier, Dale Leavens, wrote: > > >>> > > >>>> Fly cutters in anything other than a drill press which keeps it > > >>>> running true are prone to breaking apart or having bits fly off if > > >>>> they aren't kept running absolutely true. You are warned never to > > >>>> use them outside of a drill press. > > >>>> > > >>>> A broken wrist is only one of a number of serious injuries one > > >> can sustain. > > >>>> > > >>>> ----- Original Message ----- > > >>>> From: > > >> > <mailto:spiro%40netaxs.com><mailto:spiro%40netaxs.com><mailto:spiro%40netaxs.com>[EMAIL > PROTECTED] > > >>>> To: > > >>> > > >> > <mailto:blindhandyman%40yahoogroups.com><mailto:blindhandyman%40yahoogroups.com><mailto:blindhandyman%40yahoogroups.com>[email protected] > > >>>> Sent: Sunday, May 25, 2008 12:49 AM > > >>>> Subject: Re: [BlindHandyMan] cutting a circular hole > > >>>> > > >>>> spade bits and fly cutters, (hole cutter for drill press here) are > > >>>> similarly difficult to 360 center and can wrench a wrist if they hit a > > >>>> knot in the wood. > > >>>> > > >>>> On Fri, 23 May 2008, Dale Leavens wrote: > > >>>> > > >>>>> You should never use a hole cutter in anything other than a drill > > >>>> press for reasons of safety however you can safely use a hole saw. > > >>>> These come in a number of sizes, I think my largest is 4 and a half > > >>>> inches. These can be used in a hand power drill. There is a central > > >>>> twist bit which is longer than the peripheral ring with saw teeth. > > >>>> The twist bit guides the rotating saw into and on through the wood. > > >>>>> > > >>>>> I suggest that once the bit comes out the far side and before the > > >>>> rotating saw part cuts through that you remove the hole saw and > > >>>> complete the cut from the other side to keep it from tearing the > > >>>> wood as it exits. > > >>>>> > > >>>>> You can buy individual hole saws or a set. If not readily > > >>>> available where you live I bought my sets from Leevalley.com. > > >>>>> > > >>>>> I doubt you will find a spade bit big enough but you could get a > > >>>> large auger bit for a hand brace & bit. > > >>>>> > > >>>>> Hope this helps. > > >>>>> > > >>>>> ----- Original Message ----- > > >>>>> From: Robert Riddle > > >>>>> To: > > >>> > > >> > <mailto:blindhandyman%40yahoogroups.com><mailto:blindhandyman%40yahoogroups.com><mailto:blindhandyman%40yahoogroups.com>[email protected] > > >>>>> Sent: Friday, May 23, 2008 2:19 PM > > >>>>> Subject: [BlindHandyMan] cutting a circular hole > > >>>>> > > >>>>> > > >>>>> I need to cut a circular hole in one of the boards comprising my > > >>>> picnic table for the umbrella. Everything I've read says to use a > > >>>> circle cutter in a drill press, which I don't have. Are there any > > >>>> other options? > > >>>>> > > >>>>> [Non-text portions of this message have been removed] > > >>>>> > > >>>>> > > >>>>> > > >>>>> > > >>>>> > > >>>>> > > >>>>> ---------------------------------------------------------- > > >>>>> > > >>>>> > > >>>>> No virus found in this incoming message. > > >>>>> Checked by AVG. > > >>>>> Version: 7.5.524 / Virus Database: 269.24.0/1462 - Release Date: > > >>>> 5/23/2008 7:20 AM > > >>>>> > > >>>>> > > >>>>> [Non-text portions of this message have been removed] > > >>>>> > > >>>>> > > >>>> > > >>>> ---------------------------------------------------------- > > >>>> > > >>>> No virus found in this incoming message. > > >>>> Checked by AVG. > > >>>> Version: 7.5.524 / Virus Database: 269.24.1/1464 - Release Date: > > >>>> 5/24/2008 8:56 AM > > >>>> > > >>>> [Non-text portions of this message have been removed] > > >>>> > > >>>> > > >>>> No virus found in this incoming message. > > >>>> Checked by AVG. > > >>>> Version: 8.0.100 / Virus Database: 269.24.1/1464 - Release Date: > > >>>> 5/24/2008 8:56 AM > > >>> > > >>> John > > >>> > > >>> [Non-text portions of this message have been removed] > > >>> > > >>> ---------------------------------------------------------- > > >>> > > >>> No virus found in this incoming message. > > >>> Checked by AVG. > > >>> Version: 7.5.524 / Virus Database: 269.24.1/1464 - Release Date: > > >>> 5/24/2008 8:56 AM > > >>> > > >>> [Non-text portions of this message have been removed] > > >>> > > >>> [Non-text portions of this message have been removed] > > >>> > > >>> > > >>> No virus found in this incoming message. > > >>> Checked by AVG. > > >>> Version: 8.0.100 / Virus Database: 269.24.1/1464 - Release Date: > > >>> 5/24/2008 8:56 AM > > >> > > >> John > > >> > > >> [Non-text portions of this message have been removed] > > >> > > >> > > >> No virus found in this incoming message. > > >> Checked by AVG. > > >> Version: 8.0.100 / Virus Database: 269.24.1/1465 - Release Date: > > >> 5/25/2008 1:22 PM > > > > > > > > > > > > > > > > [Non-text portions of this message have been removed] > > > > > > > > > [Non-text portions of this message have been removed] > >
