Author Topic: Favorite Drill Size For Screws  (Read 2337 times)

LOZ

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Favorite Drill Size For Screws
« on: March 09, 2018, 09:20:39 AM »
What is your favorite drill size for #10 screws in Curley maple stocks? #8 screws? # 6 screws?  You get the idea. Also after creating the screw theads in the wood do you use bee’s wax, soap, or something else to allow the screw to thread in easier.

Offline WKevinD

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Re: Favorite Drill Size For Screws
« Reply #1 on: March 09, 2018, 02:35:06 PM »
 I use gimlets. Then wax on my screws.
 https://www.garrettwade.com/set-of-seven-steel-twist-gimlets-gp.html

Kevin
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Offline Greg Pennell

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Re: Favorite Drill Size For Screws
« Reply #2 on: March 09, 2018, 04:26:29 PM »
Gimlets are probably the most traditional way, for sure, but I use regular drill bits.  I take a caliper and measure the body of the screw not including the thread, and use whatever the closest size is for a pilot.  Then I bees wax the screws, and thread them in, being careful not to strip the hole. After the threads are formed, I keep the screws waxed, and take care to only use the screw in that hole...seems like they are all a little different.  This helps me to keep hole-stripping and cuss words to a minimum.

Greg
« Last Edit: March 09, 2018, 04:32:56 PM by g.pennell »
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Offline smallpatch

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Re: Favorite Drill Size For Screws
« Reply #3 on: March 09, 2018, 06:23:10 PM »
As with most things today..... google it.  There are tables available that show pilot hole sizes, and clearance sizes for both wood screws and machine screws.  Years ago, I printed one off, laminated it, and it hangs over my bench.
Easy peasy !
In His grip,

Dane

Offline P.W.Berkuta

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Re: Favorite Drill Size For Screws
« Reply #4 on: March 09, 2018, 06:33:49 PM »
I do as g-pennell does but I use canning wax (paraffin wax) on the threads. I vary the hole size depending on the hardness of the wood and drill down only about 2/3 or 3/4 of the length of the screw shank ;).
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Offline EC121

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Re: Favorite Drill Size For Screws
« Reply #5 on: March 09, 2018, 06:42:39 PM »
I drill a pilot hole and thread the wood.   Then put a drop or two of CA glue in the hole to harden the threads.  I wax the screw threads with beeswax. 
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deepcreekdale

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Re: Favorite Drill Size For Screws
« Reply #6 on: March 09, 2018, 09:30:03 PM »
I use tapered drill bits from Woodcraft that are sized, you guessed it as # 6, 8 and 10. They have an adjustable countersink that tightens with an Allen head screw to set the length. Foolproof and they are not expensive. Perfect every time.
 

LOZ

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Re: Favorite Drill Size For Screws
« Reply #7 on: March 10, 2018, 01:22:25 AM »
Thanks for the advice. I have drilled with a smaller bit the full length and a larger bit half way. Seems to work OK. l'll check into the gimlets and the Woodcraft tapered bits.