A tool used for creating holes in surfaces, such as for mounting objects on walls.

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29
votes
6answers
166k views

When pre-drilling for screws, how do you determine the correct bit diameter?

Suppose I want to pre-drill for, say, a 5/16 screw. How do I determine the correct drill bit diameter?
27
votes
8answers
106k views

When would one use an impact driver versus a regular drill?

Or vice-versa. As best as I can tell, the impact driver is very good for most any type of screw going through wood. When would you use a drill (with screw bit) instead?
20
votes
4answers
146k views

How do you know when and where it is safe to drill into a wall?

Lots of home projects involve cutting or drilling through walls (everything from nails, screws, or hooks to mount things to cutting through drywall and drilling through studs to run wire). In general,...
19
votes
4answers
10k views

Is it safe to re-use drill holes in a wall?

I've just mounted a 42" TV with a new wall mount that uses 3/16" bolts into some studs on the wall. I now want to use an articulating one, which means I'll need to replace the old mount. The new ...
15
votes
13answers
65k views

What is the best technique for using a drill to insert screws?

It looks so easy on the DIY programs, but I battle to insert screws using my drill. The screwdriver bit keeps slipping out, and it damages the screw head. Is there a neat trick for this? Should I ...
13
votes
5answers
8k views

How do I consistently drive drywall screws to the correct depth?

Is there a special technique or tool for consistently placing drywall screws correctly? I'm using a standard Dewalt DWD115K (with no auto-stop mechanism) so I'm usually paranoid of going too deep ...
11
votes
2answers
4k views

How can I drill to an exact depth with a hand drill?

I'm drilling holes in 4"x4"s in order to put magnets in them. The magnets are 1/8" deep and I'd like to install them to be flush with the surface of the wood. All I have is a Ryobi cordless drill and ...
11
votes
3answers
3k views

What type of cordless tool battery chemistry should I purchase?

I'm about to buy a cordless tool set in which the tools all operate off the same form-factor battery. The batteries come in several different chemistries and I'm wondering which type is better for ...
11
votes
1answer
12k views

What is the difference between a ball/pin detent and friction ring impact wrench?

I have been looking into getting an impact wrench for my car and I have noticed that any given model (at least the one I am looking at) has two versions. One version has a ball to keep the socket ...
10
votes
5answers
6k views

How do I drill a hole in a shelf without going all the way through?

I need to drill a hole in a shelf that's half an inch deep but I don't want to drill a hole through the shelf. What's the best way of doing that? I have a drill and i was thinking of showing just a ...
10
votes
6answers
23k views

How to drill a hole in a space too small to fit a standard manual or electric drill?

I have a very narrow kitchen cupboard I'd like to make some changes to (add shelves maybe). Almost any change will require drilling holes though, and there's not enough room for a standard electric or ...
10
votes
3answers
785 views

Should I get a keyed chuck for cordless drill?

I am thinking of getting a Milwaukee M18 fuel drill/ driver combo. The drill is insane with 750in-lbf of torque. It comes with a hand tighten chuck though. My other Milwaukee corded screwdriver has ...
10
votes
5answers
14k views

What can I use to drill dowel holes down the end of a long piece of wood?

More of a DIY than Improvement question, but here goes anyway. We're building a shoe box with slatted sides and base and were thinking of joining the slats to the corner uprights with dowel (excuse ...
9
votes
3answers
2k views

How can I drive a screw with an impact drill?

I bought a Bosch PSB 650 RE Impact Drill and I have some question about how to use it for driving screws. I know it's not its primary function but for a few screws here and there it should work. I ...
8
votes
5answers
19k views

How do I know if my power drill needs to rotate clockwise or counter clockwise to drill forward?

This maybe a dumb question but I simply want to make sure I got it right because the manual seems to be defective. I already got one of my drill bits ruined. So, could anyone show me both pictures of ...
8
votes
2answers
582 views

What is this tool set for?

What is this tool set in the red rack used for?
8
votes
2answers
16k views

How do I drill holes in Aluminum / Aluminium sheet?

I have some aluminum / aluminium strips that are about 3 mm thick and about 20 mm wide. I need to drill some holes in them. The holes will be 3.5 mm. What type of drill bit do I need? What speed ...
8
votes
4answers
1k views

Will I damage a cordless drill/screwdriver if I “over-torque” it?

I own a Bosch GSR cordless screwdriver/drill. This drill automatically locks the spindle so that it can be used as a passive screwdriver, e.g. if the battery is empty (that's what the manual says). ...
8
votes
7answers
34k views

How can I center a drill bit so that it drills absolutely straight down rather than perhaps a little off to the side?

In Googling "drill bit guide" came across this and other tools like it: Something like this seems perfect for being able to drill a straight hole through wood. However, I can't seem to find ...
8
votes
1answer
3k views

Drilling holes in concrete

I'm not what you'd call a handy guy, and now wife wants me to put up curtains. This task is reduced primarily to getting a bit of metal stuck to the ceiling. I bought screws and anchors. The anchors ...
8
votes
6answers
6k views

How can I install a recessed light container in an abnormally thick ceiling?

We are in the middle of our home remodeling and we have just noticed that our ceiling seems to be a bit thicker than what the maximum our recessed lights allow for. As shown within the picture link ...
7
votes
7answers
12k views

How to SLIGHTLY widen bored hole in 2x6

I'm making a stand-alone pullup bar and I bored 1 1/4" holes in 2x6's for my 1" galvanized pipe (1 1'4" outside) to slide through. Only the pipe is definitely 1 5/16" (thank you, guy at Lowes) and I ...
7
votes
11answers
13k views

Drilling “misting” pin holes in PVC

I built raised gardens this year and added cheap DIY PVC irrigation. I used a 1/16" drill bit and drilled several holes in 1/2" PVC pipe. The 1/16" drill bit was the smallest I had but the holes ...
7
votes
7answers
2k views

How NOT to use a power drill. What are common mistakes that should be avoided? [closed]

While I know how to operate a power drill in general (by the manual, so to say), I am wondering which things I should avoid of doing to it, in order to get the best out of the drill. I want to know ...
7
votes
5answers
1k views

How can I drill a hole in tempered glass without shattering it?

How can I drill a hole in tempered glass without shattering it? Is it even possible? The hole only needs to be around 1/4" in diameter, nothing crazy huge.
7
votes
5answers
23k views

Should I buy a drill or an electric screwdriver?

I wanted to buy a drill, but some friends suggest I buy an electric screwdriver instead. They say you can use an electric screwdriver more than a drill, but I'm still unsure which to buy. I think a ...
7
votes
4answers
8k views

Do I need a corded drill to mix thinset?

I've been looking at tearing out my fiberglass shower, installing Kerdi, and re-tiling the whole thing. During my research into this project, I've come across quite a few forums that have members ...
7
votes
1answer
14k views

What do the numbers on a cordless drill mean?

I have a Hitachi cordless drill: You can turn the gray numbered part to switch between, hammer drill, drill and screwdriver mode. The screwdriver mode is numbered up to 22. Can someone explain ...
6
votes
4answers
5k views

How do I drill additional holes for adjustable-height shelving?

I have a set of cupboards with shelves that adjust in height, by means of moving pins that hold up the shelves to different holes: Unfortunately, for some reason, whoever made the cupboards didn't ...
6
votes
2answers
939 views

How can I determine if a mirror is tempered glass or not?

I have a full wall vanity mirror (70" x 42") in my bathroom wall. I need to drill some holes through it in order to install a vanity light. I realized that if the mirror is made from tempered glass it ...
6
votes
2answers
495 views

What can a Dremel tool do that a drill cannot?

I'd like to understand: what is the point of a Dremel tool? I know that there are many Dremel accessories that are indeed useful, but why should I have to get the tool itself? Couldn't the whole ...
6
votes
1answer
1k views

Should I lubricate the motor in my power drill?

I have a power drill that looks like the picture below. I've had it for years, but recently I noticed that it squeaks when I use it (I only really hear the squeaking while it's winding down, when it's ...
6
votes
1answer
7k views

What size drill bit do I need for a 3/16" plastic anchor in tile?

And yes, the obvious answer is 3/16" ... that doesn't work. I'm installing a towel rod and hook in a bathroom that is fully tiled. The instructions with the rod & hook both said to drill a 3/16" ...
5
votes
6answers
11k views

Why does my drill bit destroy the screw head?

I have a craftsman drill which I use for drilling. When I use a screwdriver head to fix screws in drywall or wood, it keeps on destroying the head of the screw. So much so that the screw head is ...
5
votes
6answers
2k views

Is it possible to use a drill press as a milling machine with the proper bit?

Assuming one has the proper bit - is there a good reason not to mill material (aluminum say) on a drill press by moving the material around? Seemingly they do more or less the same (rotary motion)
5
votes
2answers
6k views

Why use a screwdriver when we have drill/drivers now?

I'm wondering when should we choose a screwdriver. Can it be used to put screws in wood, concrete or metal without drilling a hole? If we need to drill a pilot hole anyway, why don't we just use ...
5
votes
5answers
1k views

How can I align 2 holes 1.5m apart?

I need to drill 2 holes in a concrete wall, about 1.5m apart and I need the line between them to be as horizontal as possible. I have a level, not that big, and few other basic tools. How can I ...
5
votes
9answers
20k views

How can I bore deep straight holes through wood?

I wish to bore a 12mm hole in a 9x2 vertically. How do I keep the bore hole straight through 9 inches?
5
votes
6answers
2k views

What's a good general purpose light-use drill?

I was wondering if anyone had any suggestions for a decent general purpose light use drill for around the home? It's not going to get a whole lot of use. When it does get used most of the time it'll ...
5
votes
2answers
5k views

How do I drill into an existing galvanized fence post?

I have an existing metal fence post, set in concrete, in which I'd like to drill a new hole in that post. Normally, I would use a drill press to drill into a curved surface like this. Since the post ...
5
votes
2answers
46k views

What are the differences between SDS, SDS Plus, and SDS Max drills?

Basically I had to use a breaker last weekend, it was clear I did not need the “heavy duty” as I did not have 6” of solid concrete, but the descriptions of the other options confused me.
5
votes
3answers
11k views

How do I mount a shower curtain rod to tile?

In my new place my shower is tile and has a spring loaded shower curtain rod. I have my curved rod from a previous residence and would like to mount it. I can operate a drill, but I have never gone ...
5
votes
3answers
36k views

Can a non-professional drill holes in a granite countertop?

I recently bought an under-counter kegerator and need to have some holes drilled in the granite countertop for the tap. The template and mount has 1.75" hole in the center (to run the beer lines) and ...
5
votes
3answers
2k views

Will neodymium magnets harm my power drill battery?

I glued some magnets onto my power drill battery to use for storing drill bits on - but will the magnets affect the battery life?
5
votes
1answer
4k views

What units are the clutch settings on a drill?

I have tried looking around the internet for an answer - but I can only find articles that explain what the clutch on a drill does. I am very familiar not only with what they do but also with how ...
4
votes
8answers
4k views

How can I drill a big diesel tank without emptying it first?

Need to make a hole in a big steel diesel tank. I would say it has 5000 liters capacity, and it should have at least 2/3 filled or more. Metal Sheet: At least 3 mm thick. Drill hole is 1" or 2", not ...
4
votes
9answers
102k views

How do I remove a drill bit that is stuck due to an overtightened chuck?

I recently bought a Bosch PSB 500 RE power drill and already I kinda screwed up the machine. The chuck is keyless, consisting of two parts which I'll refer to as the head and the base. You would ...
4
votes
6answers
13k views

What kind of drill bit can I use for a small hole on Silestone countertop?

I need to drill 2 small holes on the underside of my Silestone countertop to secure a new dishwasher. What kind of drill bit can I use? AFAIK Silestone is some kind of artificial quartz, but I wonder ...
4
votes
2answers
2k views

What are the key differences between a step drill bit and a knockout punch?

Both a step drill bit and a knockout punch seem to be very similar, in that they both make holes in a metal box. The step drill seems to have an advantage, since it can make several size holes using ...
4
votes
4answers
559 views

What sort of bit can I use to drill out a thin seized screw?

I have a piece of moulding on an appliance that is held on by a long, thin screw with a hex head. The screw is perhaps 5" long and perhaps 1/8" diameter (modestly heavier than a wire coat hanger). ...