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Questions tagged [drill-bits]

Used to bore holes through wood. Types, techniques, safety.

1
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2answers
77 views

New to woodworking, appears synthetic wood(?) can't be penetrated by electric drill for adding joints

New to woodworking and I am trying to get into it as a hobby while fixing up stuff around the house. In the above image link (Desk fix), I'm trying to fix this desk. It needs joints for the legs ...
0
votes
1answer
66 views

Is there a way to extend the length of a dowel blade?

I recently purchased a dowel blade from a hardware store, and it won't cut through a 2x4. Is there anything I can do to cut dowels from the 2x4 for mushroom cultivation?
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3answers
82 views

Can I use various grits of sandpaper to sharpen an old dull spade bit / bought for .75 for 1 time use

Using to bore holes in hackle berry tree stump. Used, old, spade bit paid 75 cents for one time use
5
votes
1answer
150 views

What is this drill bit?

I've spent much time searching. Can someone tell me what this bit is used for? Here are photos: Thank you.
0
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1answer
99 views

1/16 bit to cut through 1/2" MDF

I need to use a 1/16 router bit to cut through a 1/2" piece of MDF. Is there a bit with a long enough shank that will allow me to do that or what are my options? I am curing small letters with a cnc ...
0
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0answers
77 views

Drill sharpening

So I have been using a bench grinder to sharpen my bits, which I think I have been doing real good with. But there is a 3/8 bit that I used for some metal and have a interesting profile but I reshaped ...
2
votes
2answers
251 views

Will a steel guide bushing harm a drill bit?

I want to build a jig to speed up production of a furniture item. The jig will hold a piece steady while the user hand-drills a hole in a certain spot. I want to use a steel bushing to guide the ...
7
votes
2answers
846 views

Is it a problem if my countersink bit is slightly larger than it needs to be?

I just want the ability to countersink (occasional use) and I have 6-7-8mm head screws and I'm buying a single 8.3mm countersink bit (Makita HSS P-73542 3 flute). But what's stopping me from not ...
3
votes
1answer
164 views

How can I recreate this wine rack (ovular holes, proper angle, etc.)?

I have a tall, narrow alcove in my home where I would like to recreate a single "plank" of this wine rack (apologies for bad lighting, was in a dark restaurant): I will very likely have a local ...
2
votes
2answers
1k views

How to make a 3/4" flat bottomed hole?

I recently bought a 1/2" 2 flute end mill bit, which fits in my table top drill press (1/2" chuck). I'm making perfectly flat bottomed holes (won't be seen in the final project) that go almost all the ...
3
votes
1answer
562 views

Triple flute drill bits Vs. 2 flute drill bits

I have found some triple flute drill bits and am wondering if they are any better than the double flute. I would think they make cleaner cuts but am sure there is some bad things that go along with it....
4
votes
2answers
130 views

My drill bit is randomly forcing itself forward

As I am drilling in wood my drill bit tends to grab the wood and launch forward. Never had this happen before. I go in a back and forth motion and am not forcing or nothing. Why is it doing this and ...
1
vote
1answer
185 views

How strong is a titanium coated bit? [duplicate]

How strong is a titanium coated bit? Some people say that it can not be sharpened by a diamond file or a grinding wheel while others say yes. How much longer does a titanium bit last compared to other ...
7
votes
1answer
10k views

What is the difference between a black oxide bit and a titanium bit?

I have a black oxide bit and a titanium bit but do not understand what the difference, if any, is between them. Is it how long they last or how they cut the wood? Anything on this would be great!
4
votes
1answer
2k views

How to properly sharpen a Forstner bit?

I need to sharpen some Forster bits, which are made of steel. What is best to be used and is there a proper way of doing it? Some people use sandpaper and others say diamond. Could I use the sandpaper ...
2
votes
2answers
287 views

What drill bit should be used for cutting steel

I am making beds for my garden and am using treated wood with steel bracket like things. I need to make holes in them and the wood. I am doing 12 of these beds, what bit will hold up and cut through ...
6
votes
2answers
216 views

Looking for a specific drill bit holder that reduces cam out

My father in law has a bit holder that doesn't actually allow the bit to turn unless enough pressure is applied. I've found that this helps to prevent cam out. I have not been able to find another one ...
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5answers
1k views

Bench grinder, tool sharpener or sharpening stone?

I have a chisel set and drill bits that have never been sharpened after purchased and I want to purchase sharpening equipment, but I'm confused by the variety of options. So far I've found 3 possible ...
6
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5answers
4k views

Enlarging a Hole made by a Hole Saw

I drilled several holes in my desk to put some grommets using a 7/8" hole saw bit. Unfortunately, I realized afterwards that the hole was supposed to be 1" to fit my grommets. Then, despite knowing ...
15
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2answers
56k views

How to identify a wood drill bit from a metal drill bit - and does it matter?

I have a drawer of tons of drill bits from all over the place - many donated. Almost all of these bits are dull black or gold-ish colored and don't have much else in the way distinguishing them (...
20
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6answers
7k views

How do I make a drill hole the same depth every time?

My drill press doesn't have a "stop". How do I make a drill hole the same depth every time?
25
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11answers
6k views

Why do I go through so many philips bits?

When fastening 2x lumber I keep grinding down the bits. I predrill a hole and a push hard as I can on my hammer drill but still wreck the bit. I'm using 2.5" gold screws. Can anyone help with a better ...
7
votes
6answers
3k views

Why is my countersink bit making hexagonal holes?

Every time I use my countersink bit, it creates a hexagonal hole. I've tried a hand drill, an electric drill, drilling fast, drilling slow, soft pressure, firm pressure - virtually every time it will ...
4
votes
4answers
6k views

What is the best drill bit for MDF?

I want to drill holes in MDF of varying thicknesses, laid out to sub millimetre precision. In other words, I need the positioning of the center of the holes to be accurate to within a half millimetre (...
22
votes
3answers
4k views

Which type of drill bit for which jobs?

I was looking at a 35 piece wood drill bit set in an online shop Although only Forstner bits are present for larger size holes, the size ranges overlap so .. If I want to drill a 10mm hole I have a ...
9
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3answers
4k views

Do auger bits have advantages?

While not the focus of the question I wanted to point out that when it comes to drill presses I almost always see forstner bits suggested here at WW (for good reason of course). Much to my surprise ...
13
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3answers
1k views

Tiny core bits for broken screws

I have on several occasions broken screw heads in pieces where I can't readily access or cut into the joint they're securing. Is there such a thing as a tiny core drill bit for cutting around what's ...
11
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5answers
2k views

Best method for drilling thousands of holes?

I make small hand-craft timber products from my garage and I've recently been approached by a wholesaler, who is looking to purchase large quantities of a very simple product I make. The product is ...
13
votes
5answers
1k views

Replacing small drill bits without buying new sets (or preventing breaks)

It seems that every few months, I've broken all my pilot hole drill bits because they're so easy to break (and so frequently used). So, every few months, I buy a whole new pack of drill bits and throw ...