Questions tagged [drill]

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

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38 views

How to find a right screw for a hole

I want to hang some stuff on my wall so here it comes to the part where I need to get screws/anchors. Saying I have a hole in a piece that I would like to attach(a picture attached), how can I ...
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Hanging a shelf using 3 wall-mounting brackets: How to align the drill holes?

Each bracket has 3 holes (two at the top, one at the bottom) and I'd like to align them to give me a proper horizontal (w.r.t. gravity) alignment. What's a reliable way to tell me where to drill? I ...
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3answers
12k views

Can my rotary hammer act as a hammer drill?

The concrete around my window is incredibly hard, too hard for my non-hammer drill. Somebody at Homebase advised me to buy this rotary hammer, which comes with special bits of 6, 8 and 10mm. He said ...
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1answer
59 views

Drilling a vertical hole in fence post

I have an old fence with round metal post that are concreted in and in good condition but I want to replace them with timber posts. To avoid digging everything up I would like to cut the metal post ...
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1answer
60k 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 what ...
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310 views

Any idea what I'm drilling into?

I'm trying to mount a TV in my basement. House was built in the 60's, and the basement used to be a bomb shelter, from what I've been told, but most of the cinderblock walls were taken out. I'm trying ...
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1answer
10k views

How many holes can a masonry drill bit make?

Please excuse my ignorance, I'm fairly new to DIY. I keep reading how masonry drill bits wear down quickly. As I'm preparing for a day of serious hammer drilling dozens of holes into concrete walls ...
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67 views

Will a hammer drill also fix screws?

I’ve just purchased my first home and have many improvements to make but seem to have way too many useless tools cluttering the garage and as they are outdated I’m looking to replace them for a multi ...
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2answers
106 views

Screw doesn't grip

I have just purchased 3/16 x 2-3/4" philips head tapcons and the recommended 5/32" drill bit. I drilled the holes using hammer-drill with ease and plenty deep as recommended. Attempting to drive the ...
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31 views

SDS drill vs normal drill when drilling through external wall into joists behind

When drilling into the ceiling void from outside, does an SDS drill with SDS wood arbor bit make drilling through the thick joists easier? It certainly did make drilling the brick wall much easier ...
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3answers
801 views

What hard material is behind the plaster on interior walls in my 1920s apartment?

I moved into an old (c. 1920s) rental apartment building in the northeastern US (Philadelphia) and would like to hang pictures and secure some furniture. I tried putting nails in several places ...
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1answer
389 views

SDS drills with advertised chuck sizes

I am looking to buy a hammer drill, but have no experience in this area. Everywhere I look, it seems that SDS/SDS+ is a universal chuck design, in that any SDS bit will work with any SDS drill and ...
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3answers
7k views

Is it bad to leave batteries in my cordless tools?

I have a set of Dewalt cordless tools with both 18V NiCad and 20V LiIon batteries (I also have an adapter that lets me use the 20V batteries in the 18V tools). The tools are only a few years old, and ...
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2answers
99 views

Door bore hole too large for new door knob kits

I've bought replacement door knobs that look like they need a small 1" bore, and screw directly onto the wood. Unfortunately my door has the larger 2" bores and the door knobs screw into each other. ...
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4answers
3k views

Using Forstner bits instead of hole saws

I have been having problems using hole saws when removing the plug of material after use. Looking at What is the right way to clear the drilled plug out of a hole saw? it is still awkward and I have ...
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2answers
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How to hang a projector screen from a thin horizontal part of slightly curved ceiling

I have a brick wall in front of which I want to hang a projector screen. Here is an image of a typical projector screen that I am looking to buy: The part of my ceiling near the wall is curved(the ...
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8answers
7k 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 ...
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1answer
52 views

Hanging exercise equipment on cinderblock wall

I live in a townhouse and am separated from my neighbors by a cinderblock wall. In my garage it is pretty exposed. I would like to hang a kayak, punching bag and pull up bar off of the wall. Kayak ...
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Milwaukee M18 hammer drill: whining noise, doesn't break when releasing trigger and seems to run hot

The title pretty much sums it up. I've had it for about 4 years. Best tool I own by far. Heavily used, but I always try and take care of it. I few months ago I noticed that it doesn't seem to ...
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1answer
78 views

Is it possible to use a milling machine *bit* in a drill press?

Reverse of "Is it possible to use a drill press as a milling machine with the proper bit?". I'd think it would, but I imagine a CNC mill might be taking off less "material per unit time" than a drill ...
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11answers
8k views

What is the right way to clear the drilled plug out of a hole saw?

I am building a project where I am using a hole saw. After drilling through 2, 1" thick boards I have to clear the scrap out of the saw. This is a really slow process and I suspect I am doing it wrong....
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6answers
577 views

Cut rebar in concrete

I opened up a hole in my concrete wall to pass a threaded PVC 2 inch male adapter. On the other side there is an aluminum metal sheet. The problem is that I hit rebar and can not change the position ...
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8answers
4k views

How to drill holes in 3/8" thick steel plates?

I had to drill some 1/2" holes in 3/8" steel plates. In addition to taking something like 15 min per hole, a brand new drill bit lasts maybe two holes and it is trash. What is the best way to drill ...
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86 views

Power tripped whilst drilling a wall. Restores ok, but is it safe?

Extremely stupid of me I know, but I was hanging a wall clock in the kitchen in a hurry using a corded drill plugged into a socket directly below the clock. I was drilling slowly through the brick ...
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2answers
59 views

Slightly extending an opening in plywood

I'm trying to fit a slightly larger trash can into an opening in thick (about 1") plywood (see photo). Basically, I need to shave off some material in the corners to make the new can fit. Question is,...
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4answers
4k views

Driving screws back into weathered deck

I have a 20+ year old deck behind my home. It's in great shape, but I want to refinish it this summer. Problem is, a number of the Phillips screws have popped up over the years. I have a basic Hitachi ...
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1answer
115 views

Why is the non-contact voltage detector beeping over large area of a wall?

Before drilling a wall (drywall at the surface; not sure what's beneath) separating the bathroom from the corridor, I took a multimeter with a non-contact voltage (NCV) detector to check that the ...
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2answers
46 views

Burning Rubber Smell From Drill Press Belts

After 20+ years my drill press finally ate a belt. Before the belt failed there was a burning rubber smell. Now after replacing both belts, the smell is still there. I don't see anything obvious and ...
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1answer
50 views

size of screw, wall plug and drill bit for shelf upright with 7mm hole

I have a shelf upright that has 7mm sunken holes, like this one here: https://www.twinslotshelving.co.uk/shelving-uprights/1m-white-upright I'm just unsure about the size of the things I need for ...
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1answer
142 views

Installing IKEA Lillangen high cabinet (with feet)

I need to install a Lillangen high cabinet that has feet on the floor but as it's tall it needs to be secured with four screws. There is a stud I can use but I am scared of not screwing right into the ...
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2answers
61 views

Install level on cordless drill

I would like to add a level to my cordless drill. I saw this and thought it would work if I added it to the back of my drill. I thought I would position the drill in the right position and then ...
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4answers
205 views

Why are corded Drills so different from cordless drills?

Typically the difference between the wired and wireless tool should be the wire or lack there off. However the the corded and cordless drills are both quite different from each other in typical design ...
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7answers
11k views

How to drill a hole in brick with precision?

I have bought old cabinets which I would like to hang on a brick wall. I have marked the spots on the wall, but I find it very difficult to drill precisely, because the drill bit follows a path of ...
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1answer
52 views

Hanging a ceiling lamp from reinforced concrete; what tool do I need to avoid rebar?

I'm trying to hang a ceiling lamp from what appears to be a reinforced concrete ceiling. My anchors require a 40 mm deep hole, but I don't succeed in drilling more than about 35 mm deep with my ...
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6answers
63k 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 ...
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1answer
128 views

Drill bit stuck in Hilti TE52

Drill bit was left in the chuck and has gone rusty so unable to remove. Have tried WD40 with grip and hammer but no luck. Any suggestions? Cheers
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2answers
355 views

How to remove an old bosch drill chuck?

I've got an old Bosch corded hammer drill, model PSB 500. It's not the "RE" (reversible) model. The chuck is a traditional one with the jaws and the key to loosen and tighten the bits. Since this ...
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1answer
44 views

Drill bit sizing for pilot hole

The directions call for the pilot hole to be drilled with a 5/16, but I don't have one. What’s the next size or closest to a 5/16 drill bit?
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1answer
109 views

How to choose hole sizes when building a sorting sieve?

I'm planning to build a sorting sieve out of a set of plastic containers with holes drilled in the bottom. The container with the largest holes will be on top and the one with the smallest holes ...
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4answers
9k views

While drilling into kitchen wall, hit a wire - any advice?

While fixing the extractor hood yesterday, I accidently hit a wire when drilling and exposed the copper. The wires are too tight to get some kind of a box in there and putting an electrical tape may ...
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2answers
29k views

Can I use a drywall anchor in a stud to hang a shower curtain rod?

I am hanging a curved shower curtain rod to replace a spring loaded/standard curtain rod. The rod came with drywall anchors (3 each side) and I started drilling the holes for the anchors. First hole, ...
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1answer
34 views

I have a jcb corded drill that seems to have suddenly stopped working

The drill is in pretty good condition and worked when used last a few months ago. It is now not working when pressing the trigger. It will randomly have a bust of power and start then when the trigger ...
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1answer
50 views

Brick drilling in close distance to another hole?

I am about to install a samll kids coat hanger, however it seems I will need to drill another hole about 1 cm from the existing one (brick wall). Is it at all possible or should I look for another ...
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1answer
422 views

How can I bore a hole through a framing member, without causing a lot of damage to the wall covering?

I am putting in a new thermostat. I cut a 1" hole in the wall at about eye level. I have an endoscopic camera and i see that at about 3 feet off the floor there is a wooden board that runs parallel to ...
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1answer
119 views

Can I drill into a wall's baseboard?

I need to run coaxial cable to another room and the original hole near the bottom of the wall got covered by a taller baseboard. Is it ok to drill through the baseboard? There's still a hole on the ...
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1answer
102 views

How to stop bricks pushing out while drilling?

I need to add an extractor fan to our utility room so I started drilling a hole using a core drill bit from the inside to outside. Its a standard UK brick cavity wall, so brick > insulation > brick. I ...
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1answer
47 views

tapping a hole - how close does the drill bit have to be

I want to tap a hole in a surface that I think is steel. According to the chart I need a 6.8mm drill bit but screwfix doesn't sell a 6.8mm hss drill bit. Can you use a 7mm instead? For future ...
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3answers
5k views

Why did a bulge appear after I mounted a wine rack to my wall?

I'm new to 'DIY-ing' and this evening I mounted a wooden wine rack to my wall. I used a stud finder, made my marks and when I drilled the hole on the left hand side it felt like.. nothing.. no stud. I ...
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5answers
95k views

Can an ordinary power drill drill through steel?

It's my dad's drill and it's a Bosch. I'm not sure about the model no. etc because the box is missing together with the manual. He's been using it to drill holes in wood to install doors and also ...
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3answers
168 views

Masonry drill bits

I have used 2 different brand of masonry bits. I can not even drill one hole before it becomes dull. I used both a regular drill and a hammer drill. Is that normal? Andy