sound like they save one the trouble of fighting to get the puck out of the center huh?
On Tue, 27 May 2008, Lenny McHugh wrote: > I guess it could be described that way. The ones that I have I would > describe as a hollow cylinder with a center point and two very extremely > sharp flat blades. As far as using in a hand drill I see no problem. When my > grandson was eight he made his first pine wood derby. He needed to add some > extra weight. I put one of these bits into an old brace, crank hand drill. > He used this setup to make a large flat bottom hole in the center of the > car. He then put some washers in the hole and covered with spackling. > > Lenny > > > ----- 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] >> >> > > ------------------------------------ > > To listen to the show archives go to link > http://www.acbradio.org/pweb/index.php?module=pagemaster&PAGE_user_op=view_page&PAGE_id=33&MMN_position=47:29 > Or > ftp://ftp.acbradio.org/acbradio-archives/handyman/ > > The Pod Cast address for the Blind Handy Man Show is. > http://www.acbradio.org/news/xml/podcast.php?pgm=saturday > > Visit The Blind Handy Man Files Page To Review Contributions From Various > List Members At The Following address: > http://www.jaws-users.com/JAWS/handyman/ > > Visit the archives page at the following address > http://www.mail-archive.com/[email protected]/ > > If you would like to join the JAWS Users List, then visit the following > address for more information: > http://www.jaws-users.com/ > For a complete list of email commands pertaining to the Blind Handy Man list > just send a blank message to: > [EMAIL PROTECTED] Groups Links > > > > > __________ NOD32 3133 (20080526) Information __________ > > This message was checked by NOD32 antivirus system. > http://www.eset.com > > >
