Questions tagged [drill]

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

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14
votes
5answers
4k views

Masonry bits dulling after 3-4 holes

I'm using an 18v makita hammer drill with a 3/16" Bosch blue granite turbo concrete bit to drill 2" deep holes into concrete-filled cinder blocks. With a fresh bit, it takes about 15 seconds to drill ...
21
votes
5answers
9k views

Make a hole deeper than the drill bit is long

The longest drill bit I have is 23.62 inches and apparently the thickness of the concrete I need to penetrate is 27.5 inches. I don't wish to buy another drill bit, is there a smart solution? The ...
1
vote
1answer
41 views

How to install door security guard on metal door jamb?

I bought a door security guard that looks like this The instruction coming with it says I need to drill a 1/8‘’hole first on the door jamb and put the screws in it, but I am not sure it would work ...
20
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4answers
4k views

What bit should I use to drill a two inch hole in a solid concrete wall?

I am planning to install a 1.5-inch conduit through a poured concrete wall. I am planning on drilling a two-inch hole to accommodate the size of the conduit body. I have been searching up and down, ...
8
votes
2answers
2k views

How to determine if drill is suitable for concrete?

I've seen two drills - one 600W the other 700W. Both 0-3000 rpm. But for 600W some guy said it can't make it with concrete, while for 700W reviews say that it does it. Both are hammer drills. I'm not ...
0
votes
1answer
46 views

Hit metal piece while drilling through condo concrete ceiling

I am trying to install wide rectangular light fixture. Something similar to this: https://www.amazon.ca/Feit-Rectangle-Ceiling-Lighting-Diffused/dp/B00Y86OROW I Hit a metal piece while drilling ...
0
votes
1answer
60 views

Where can I buy a long bit for lag bolt pilot?

I'm trying to drill pilot holes for 5/16" x 3.5" lag bolts. Based on charts like this one I need a 9/64" hole that is 3.5" deep. Looking around the Internet (always a mistake), the best I can find is ...
2
votes
2answers
103 views

What size SDS drill bit for red rawl plug

I've heard that if using an SDS drill I should go a size down for drilling for rawlplugs. I want to use red rawlplugs which source vary on saying I either need a 5.5 or 6mm hole for. I am based in ...
0
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2answers
52 views

Is there a trick to make an electric screw driver with adjustable torque from a nonadjustable drill?

I have an electric drill without a feature to adjust its torque. Because too many bolts and screws to fasten as quickly as possible, I need an electric screwdriver. Using a screwdriver bit directly ...
2
votes
1answer
113 views

wall anchor didn't go all the way in - hit a white plastic?

Pretty new with everything about drilling stuff into the wall, so forgive me. I tried to use a recommended wall anchor (click the link for more info), and unfortunately, about halfway through, the ...
7
votes
6answers
2k views

Best way to drill square tubing (Without drill press)

When drilling all the way through square tubing, I often snap my drill bits. If it’s not possible to drill from the other side, is it better to drill a slightly bigger hole first followed by a smaller ...
0
votes
3answers
252 views

Mounting Screws in Stucco

Does anyone here have experience putting mounting screws into stucco? I want to mount a light plastic box to the exterior of my home to protect a coax junction. My house's exterior is stucco. The ...
1
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2answers
61 views

Trying to decide between these two types of masonry bits

I'm undecided if I need an SDS Max vs Plus for masonry drill bits. I've heard that drilling with SDS Plus can take a while with larger diameter bits. Anyone ever drill larger than 1" with an SDS Plus ...
0
votes
1answer
74 views

How to further disassemble cordless drill/driver chuck?

I've completely disassembled cordless drill/driver Black&Decker EGBL188 H1 10mm, except this chuck, as seen in the pictures. I've tried pulling out the plastic piece: I've put the chuck facing up ...
26
votes
12answers
5k views

Avoiding dust scattering when you drill

When I drill into concrete, stone or similar materials - a lot of dust gets scattered. I realize this might sound like a newbie/trivial question, but - how can I avoid this? Both dust getting on me, ...
0
votes
0answers
43 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 ...
1
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2answers
55 views

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 ...
0
votes
1answer
128 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 ...
1
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4answers
112 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 ...
4
votes
2answers
118 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 ...
0
votes
0answers
34 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 ...
1
vote
2answers
550 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. ...
10
votes
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 ...
1
vote
1answer
66 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 ...
0
votes
0answers
51 views

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 ...
1
vote
1answer
86 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 ...
0
votes
0answers
122 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 ...
10
votes
8answers
5k 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 ...
3
votes
1answer
291 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 ...
1
vote
2answers
49 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 ...
0
votes
4answers
221 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 ...
2
votes
2answers
86 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 ...
1
vote
4answers
86 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,...
0
votes
1answer
99 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 ...
0
votes
1answer
276 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 ...
0
votes
1answer
54 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?
0
votes
1answer
47 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 ...
0
votes
1answer
109 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 ...
0
votes
1answer
232 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 ...
0
votes
2answers
69 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 ...
24
votes
4answers
10k 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 ...
2
votes
1answer
105 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 ...
1
vote
1answer
314 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
0
votes
1answer
53 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 ...
1
vote
3answers
311 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
2
votes
1answer
89 views

How/why is a driver better at screws than a combi drill?

The first decent power tool I bought was a DeWalt combi drill. It's good but I know contractors always have dedicated tools and it seems other than convenience switching bits, a driver is just better ...
0
votes
2answers
86 views

safe distance for re-drilling nail holes

I drilled at wrong place inside the window frame when installing blinds, about 1/2 inch off, is it safe to drill a new hole 1/2 inch away from the old one? edit: Please see picture, it's another ...
1
vote
3answers
580 views

Drilling in concrete and hitting something hard - what are my options?

I drilling somewhat deep holes (inch and a half) into concrete and I'm hitting something hard in two out of my four holes. I'm fairly sure it's not metal I'm hitting and I'm wondering how to proceed. ...
1
vote
2answers
935 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 ...
0
votes
3answers
85 views

What are the best practice in drilling anchor screw holes in right locations?

I am setting up several stations side by side that look like this: For each station I have to install a mirror that has two hooks behind it and look like this: Those hooks are supposed to hang on ...