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

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1answer
1k views

What size screws and spacer should I use for installing shelves on tiles?

I need help confirming what size of screws, spacer and drillbit to use for installation of a shelf in my kitchen. Some specifics: shelf is 200 x 30 x 1.8cm (spruce). shelf brackets ask for 4mm ...
19
votes
4answers
5k 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 ...
4
votes
9answers
5k 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 ...
2
votes
1answer
528 views

How can I mount a projector to a concrete ceiling?

I am in a dorm room and I am attempting to mount my projector and screen in my ceiling... As far as I can tell from just tapping the ceiling it is made of cinderblocks if that sounds right or ...
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5answers
12k 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 ...
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3answers
731 views

Will this drill bit work on concrete?

I'm very new at drilling stuff and I have never drilled a hole in my life before. I need to drill through concrete (I don't know what kind of concrete it is), and I'm wondering if the following drill ...
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1answer
5k 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 ...
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5answers
3k 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 ...
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2answers
5k 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 ...
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2answers
198 views

Possible to screw machine screw in wall?

Background I would like to build picture frames, where there on the back is a hole with 18mm in diameter and 7mm in depth. In the hole will I glue a 2mm metal plate. On the wall would I like to ...
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5answers
2k views

How can I use toggle bolts with limited depth behind them?

I have a predicament, I am putting up a shelf into the wall. The wall is plaster, and then hollow and then concrete. I have screws with toggle bolts on them. The 2 inch screw with the toggle bolt ...
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2answers
11k views

How long should I recharge my drill's batteries?

I have a Black & Decker EPC128 12V cordless drill. It has two batteries. Since the recharger has no light or indicator on it, I never surely understand whether the battery is partly/fully charged ...
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3answers
9k views

Can a hand drill drill 1/4“-1/2” holes into 1" thick aluminum?

I'm making some baseplates in my home for a custom camera system and I'll need to be drilling many holes into plates of aluminum. I'm planning to use 6061 aluminum and need to drill holes anywhere ...
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votes
4answers
416 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). ...
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votes
1answer
451 views

Will a drill bit that came with a dremel be good enought to drill out a screw?

I have a dremel, and I want to know if the drill bits that came with it are good enough to drill out a screw in my shower faucet. The shower faucet handel is broken and the screw is stuck in the ...
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2answers
22k 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.
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1answer
701 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 ...
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1answer
190 views

Should I Buy Cordless Drill/Driver From USA And Use It In My Country?

I want to purchase DeWalt 18V Cordless Drill/Driver from USA where electricity standard is 120V - 60Hz and use it in my country with transformer where standard is 220V-230V - 50Hz but there will be ...
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1answer
3k views

1/2“ Chuck on 3/8” Cordless Drill?

I need to use a step bit with a 1/2" shank. I only have drills with 3/8" chucks. Is the arbor size on most drills a standard which would enable me to just replace one of the 3/8" chucks with a 1/2" ...
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1answer
4k views

Drilling Holes in Cinderblock Garage?

So I'm just getting started on basic home improvement type tasks, as I am now in a situation where I'm permitted to actually drill holes and stuff ;) I've got a bicycle rack that is supposed to be ...
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4answers
471 views

Can a hole cutter be used with a dremel?

My dremel has an adjustable speed switch, which makes it a lot easier to control the speed than with a drill. Is there an adapter I can buy so I can attach this hole cutter (which has a shank that is ...
6
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1answer
3k 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" ...
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6answers
88k 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?
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1answer
1k 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 ...
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2answers
5k views

Drilled holes too wide for drywall anchors- how to fix?

I drilled holes for drywall anchors too wide - so now the anchor and the screw is loose. How do I fix this?
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2answers
6k 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 ...
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1answer
729 views

When will drilling through wall members affect structural integrity?

When can you freely drill medium to large sized holes in studs or door jambs, and when do you need to be concerned about damaging the structural integrity of the structure?
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4answers
78k 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 ...
14
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13answers
36k 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 ...
6
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1answer
2k 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 ...
3
votes
4answers
200 views

Is it possible to a drill hole in the bottom of a terracotta gardening pot?

I would like to make some drainage holes in the bottom of some terracotta pots I have. I am tempted to use a drill but am not sure whether this will work and how should go about it. Has anyone ever ...
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votes
4answers
5k views

hammer drill not making any progress

Aiming to put some bike hooks into a plaster on brick wall - We've acquired a hammer drill and have been practicing on a spare brick and a backyard cement wall but the drill is just barely / not ...
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3answers
6k 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 ...
4
votes
1answer
791 views

How to remove a stuck flexible installer bit?

While attempting to add an Ethernet run to a exterior wall (no crawlspace access beneath the wall - oops) I have managed to get my flexible installer bit (example in link) completely stuck. I have a ...
3
votes
3answers
11k 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 ...
2
votes
1answer
2k views

Screwing into the grout line between glass tiles

I'm about to mount some shelving brackets onto a wall of 1" square glass tiles. The entire wall is backed by 5/8" plywood, so I don't have to worry about hitting a stud. With that kind of ...
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6answers
7k 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 ...
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3answers
2k 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 ...
5
votes
6answers
1k 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 ...
10
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5answers
9k 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 ...
5
votes
4answers
4k 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 ...
12
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5answers
4k 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 ...