Questions tagged [screws]

Questions relating to threaded fasteners and their use.

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1
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1answer
59 views

How can I Fix a broken plastic screw hole

One side of a plastic screw hole completely broke so the screw cannot screw on, is a way I can repair it? I cannot add another hole because it’s on a electronic keyboard
1
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1answer
48 views

Screw and washer should go through flat area or curved?

I have a screw with a washer. Which one of the two sides should it go through (ie which side the washer should be "in contact with"), the flat or the curved one? The structure is symmetrical so it can ...
4
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6answers
149 views

What's gentler on screw heads: a regular screwdriver/drill, or an impact?

I'm going to be doing some screwing/unscrewing of screws that provide both a utilitarian and aesthetic function, so I'd like to protect the painted coating on the heads as best I can when I remove and ...
1
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1answer
31 views

Are these screws adequate for securing a 304 stainless steel shelf bracket?

I have a bunch of 304 stainless steel shelf L brackets, they are thick brackets, ~6 gauge steel (5mm). They have 5 holes, long side has 3, and the short side has 2. All are 5mm in diameter, though ...
1
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1answer
66 views

When to recess a lag bolt in lumber, vs. using a lag screw?

I'm trying to figure out when you should recess a lag bolt in lumber, vs. just using a lag screw? Does it depend on the type of wood being screwed into? Hardwood? Softwood? Plywood? I know you can'...
2
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3answers
93 views

How to fix an electrical outlet where the threaded mounting hole is stripped?

The threaded mounting hole in my electrical outlet is stripped; please refer to where the top flat-head screw is in the photo. As a result, the electrical outlet is not physically stable. How should ...
0
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1answer
37 views

Shower head won't screw back

I removed the shower head for cleaning it, but now I can't screw it back anymore: the threads won't click into one-another (unless I remove the gasket so that the two ends can get closer to each other,...
0
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2answers
48 views

Fixing patch in the wall

I just moved in to a new apartment and somehow broke small platform near window (where you are supposed to put plants I guess). How can I fix this as I don't want my landlord to keep my deposit :(
10
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4answers
2k views

What's this bolt head type and how can I open it?

There is a bolt screwed inside a long hole: I don't know the bolt head type. Is there a trick to open it?
0
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1answer
85 views

Masonry screws won't engage in brick or mortar?

I'm trying to put a railing on my back porch but my tapcon masonry screws will not stay in the brick or stay in the mortar. Never catches, just goes in.
2
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4answers
687 views

How to fix stripped screw holes in drywall? (Without using drywall anchors)

Where drywall anchors can't be used (for example, where only the screw holes themselves are visible through holes in a panel covering the drywall). I've seen questions covering stripped screw holes ...
0
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2answers
87 views

Ikea sidetable impossible to install

Bought an IKEA side table(listerby) today but it was impossible to install.Here is the installation instruction. If you look at the fifth step, one is supposed to use the tool IKEA provides to fasten ...
0
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1answer
68 views

Install a hardened glass in front of chimney

There is a chimney like this: I have ordered a hardened glass with four holes to be installed in front of chimney with dimensions like this: There is a 2 cm empty space below glass to allow fresh ...
0
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1answer
62 views

Screw for concrete roof

I am installing some solar panels that measure 41" x 27" on my concrete flat roof using slotted angle bars. What type of of screws (as well as wish and length) would be best to attach to the roof and ...
0
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2answers
100 views

I need to screw into my wall but halfway in, it hits something hard

I tried in different spots on the wall but same thing. Is the whole wall like that? I live in a concrete building but not soundproof. I am able to use screws on other walls.
2
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2answers
112 views

Lag bolt vs structural screw (and length) for TV mount

I'm attaching a TV mount (1/8" thick slotted plate) to a wall that is 1" soft wood (redwood?) paneling over what I suspect are 3.5" redwood studs. The studs seem to be square. The mount takes five ...
1
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1answer
70 views

what is the opposite of a shoulder screw

A shoulder screw's unthreaded section has a bigger diameter than the threaded section. I'm looking for the "opposite" if you'll pardon the term. What is the name of the screw type where the ...
0
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1answer
98 views

What standard is this very coarse screw?

I was repairing Sony headphones when I saw some screws were missing. As all screws were the same, I took off a non missing screw to see what size and thread it was. I measured the outer diameter and ...
1
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3answers
103 views

Snapped off screw on sewer vent cover

The city recently told me I need a new cover for a sewer vent on the sidewalk. The cover looks like this: https://www.homedepot.com/p/NDS-4-88-in-x-4-88-in-Perforated-Sidewalk-Grate-BSB-CP-RTL/...
0
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2answers
46 views

What kind of screw for rawlplug uno?

I have this kind of anchors (plugs): rawlplug uno Despite googling hard, I couldn't understand what type of screws they should go with: wood screws? sheet metal screws? machine screws? coarse thread? ...
2
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1answer
52 views

How to fasten wet dog-ear pine pickets

I got some fence pickets for a small, outdoor project (a garden box, something like this). They are super wet (I literally get sprayed when cutting on a tablesaw!) and SUPER soft - with a little ...
2
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0answers
70 views

Do hinge screws become more tight-fitting over time once installed?

I've noted newly installed hinge screws can be replaced more easily if replacement is within days after fitting. If left for weeks or more, they become considerably harder to remove due to friction. ...
1
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1answer
51 views

Risk of overtorquing wood screws with T-handle screwdrivers?

The screws in question are 4.5 x 30mm A2 stainless steel hinge screws. As far as I can tell, they are good quality, branded (TIMco), double-countersunk, manufactured by thread rolling. Material is ...
0
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2answers
43 views

How to remove a rusty screw and cap from a toilet

The toilet seat has rusted away the screw holes that connects itself to the iron hinges, making the seat removable while the lid and the hinges stays connected to the toilet bowl. I want to remove the ...
1
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1answer
40 views

Using Different Screw in Drywall Anchors

I have custom mounting hardware for a floating shelf I'm looking to install. This hardware came with its own special screws, which are meant to be screwed into wooden studs and support the mounting ...
15
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8answers
4k views

Wood glue versus epoxy for doweling stripped screw holes

I've come across two schools of thought for gluing dowels in place. PVA wood glue, such as Titebond. Two-part epoxy, such as Araldite. Bearing in mind long-term stability, which is preferable for ...
0
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2answers
140 views

In which direction do I unscrew this utility sink faucet to replace the washers?

This utility sink has a slow drip from the end of the spout. This should be easily fixed by replacing the rubber washers in the levers, however the phillips screws, shown further below, seem very ...
0
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1answer
40 views

Galvanized steel hinge screws with stainless steel hinges: What is the risk of galvanic corrosion?

The screws in question are zinc-plated hardened steel screws (1 1/4 in) for use with heavy duty fire-rated stainless steel interior door hinges of unspecified grade. There is a theoretical risk of ...
1
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1answer
58 views

female thread repair: threaded inserts and hole-diameter required

I need to repair a stripped female thread in a piece of aluminum. Originally the thread was M7x1.0. I can enlarge the hole a little, but it's close to an edge, so not as much as might be needed. ...
0
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3answers
68 views

GFCI conversion trouble: receptacle not screwing into outlet support plate

I'm trying to convert old "razor only" receptacles to GFCI protected ones in bathrooms. Since the old outlets are large 2-gang 4" boxes, I had to get GFCI conversion kits (manufacturer's specs) with a ...
1
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3answers
90 views

Is it a problem if a bookcase isn’t fully touching the floor?

IKEA assemblers have screwed a large bookcase (180cm height x 160cm width x 40cm depth) into my wall where the top is 10mm from the wall and the base is 17mm from from wall, meaning the bookcase doesn’...
0
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3answers
104 views

How to fix a wooden screw hole that is stripped?

I have an Ikea chest of drawers with metal rollers that allow me to slide the drawers in and out. One of the drawer’s metal roller screws has popped off due the weight of the contents of a shelf and ...
3
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3answers
3k views

rust-proof solution for attaching 2x4 to 4x4?

What screws can I use to securely attach a 2"x4" to a 4"x4" treated lumber? The solution would need to be rust-proof. I recently used a structure similar to the image below for a small fence, but ...
1
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5answers
121 views

Hanging things on metal studs

My house has metal studs (South Florida) and I cannot figure out how to easily get screws into the studs for hanging things such as curtains. I have tried the pilot hole approach with a titanium drill ...
0
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1answer
44 views

Screw Size for Bookcase

I have lost screws for a bookcase that looks like the IKEA Billy Bookcase? The hardware store and big box stores don't have anything like it and say the screw I have is foreign. I know it is 1.5" in ...
0
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0answers
42 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 ...
6
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6answers
3k views

What is the name of this Allen-head furniture fastener?

I have a couple of boards that are parts of a table I am assembling, and I wish to know the name of the metal piece of hardware circled in red, below. I would have thought it was called a bolt, but I ...
0
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2answers
178 views

Trying to remove a single handle shower faucet with stripped out set screw

I'm trying to remove a shower faucet handle, but the set screw seems to be stripped out. Honestly, it looks to me like there isn't much if any of the screw left for an extractor bit to grab hold of, ...
2
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1answer
71 views

Countersink for an M2 bolt

I need to make my bolts flush - they're M2 with nuts on the other side. The wood will have acrylic glued over the top so I need a flat surface. I'm confused about how to select an appropriate ...
0
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1answer
34 views

Plaster identification and screw recommendation

I need to fasten standard 15mm water pipes to a division wall in my house (built in UK in the 1970's). Some clips are already in place, but I need to add more (I am talking about clips like this: ...
1
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1answer
100 views

Hold a nut while unscrewing?

Im trying to take apart a metal desk, but Im stuck on one part. Theres one spot where the screw is visible, but the nut isn't accessible, so when I turn it, it just turns both. Ive tried moving other ...
4
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1answer
66 views

Attach wall “peg” with dowel screw

I'm building a cat climbing wall, and plan to have a series of large "pegs" as steps. My plan is to use 1-foot lengths of landscape timber (basically a 4" diameter log) and attach directly to the wall ...
20
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2answers
3k views

Will removing shelving screws from studs damage the studs?

We live in a newly built home. My husband hung some Ikea shoe bins on the wall and mounted them in to the studs. I am going to paint the hallway and would like to remove the bins and hooks, patch the ...
0
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2answers
60 views

Hillman “Deck Plus” lag screws

I'm re-planking my deck and shoring up some of the substructure while I'm in there. The beams are side-mounted to the posts like this (from dca 6): This is obviously non-ideal, but is impractical to ...
2
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6answers
352 views

Wood glue to reinforce screw holes in an oak frame?

This is for load-bearing bronze screws in an oak frame, carrying a heavy oak door. Four of the screws were removed momentarily for maintenance work. Two of the screw holes may have been stripped ...
10
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2answers
709 views

Identify this screw head (was: Security Torx)

Am attempting to open an old device cover (an adapter) and it has these screws (please see attached image, sorry for the bad quality, I couldn't get better focus than this.) Would really appreciate ...
0
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1answer
65 views

Can stainless steel or galvinized screws be used indoors on non-pressure treated wood?

I assume yes and there is no harm or downside, besides these screws being more expensive than non-coated screws.
2
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1answer
48 views

Can I use concrete screws to mount storage racks through drywall into wall studs?

I mistakenly brought concrete screws to hang my storage racks in the garage. Well, turns out my walls are drywall on wood, and not concrete. I don't supposed the concrete screws will work in drywall ...
0
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1answer
164 views

Fixing a couple of screw holes on a dryer

Note: I apologize beforehand if my question lacks any necessary information. Repairing my own stuff is a new experience for me. I am happy to provide any additional information on request. If this ...
1
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2answers
81 views

How much weight can threads hold?

I'm building a pot rack that will hang from my ceiling and I want to make sure it is secure. I rigged up a hanging apparatus that consists of a 1/2" x 12" bolt, two lock nuts, a 3/8" pipe floor ...