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Questions tagged [screws]

Questions relating to threaded fasteners and their use.

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1answer
21 views

Using chipboard screws and plugs in a dot & dab wall

I have a dot & dab wall and am installing a radiator onto it. I had a rummage around and found a "chipboard screws and plug" set. Using the included wall plugs, would these be suitable for ...
3
votes
4answers
86 views

What's the best way to remove a rusty, broken screw from a tiled bathroom wall?

The previous inhabitant of our apartment used screws which aren't rust-free in the shower. Now the screw holding our shower head rail broke off - or rather, just "came off" without any resistance. ...
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3answers
69 views

What type of tool do I need for this screw with a pin in the slot?

What type of tool do I need for this screw holding my license plate?
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4answers
36 views

What screws to affix TV mount to wooden stud partition?

A 70" TV weighing 35kg is being mounted on stud partition wall using a fixed position TV mount which is 600mm wide. It will hit two studs approximately 230mm apart in the centre of the TV mount. While ...
0
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2answers
43 views

Lag screws can't enter lag shields

A few years ago I got 2 dozens of these to secure roof base plate on top of concrete column.. but after we put in the lag shields.. we couldn't insert the main screws so we didn't add the extra screws ...
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2answers
91 views

Strongest holding screws ever

The hole diameter is 8mm or 0.31" how long should be the screws inside the concrete wall with tux? and what has more break resistance, stainless steel or GI (Galvanized Iron)? Original message: What ...
0
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1answer
26 views

Light Fixture Screws & Bracket Too Small for Fixture Box

I have a light fixture that came with a mounting bracket and some screws. When I went to screw the bracket into the ceiling fixture box, it looks like the box's holes are too big. Not only do the ...
0
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0answers
27 views

Can I develop 300 pounds of tension in an M8 bolt helicoil-connected into an M10 threaded hole?

I've got some new legs for my couch that have M8 threading, but my couch has M10 tee nuts. I looked for threaded inserts, but I didn't find any. I assume that this is because the annulus of an M8's ...
13
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2answers
3k views

What's the term for a hole with a screw thread?

I'm replicating a drawer handle that fits on an M4 screw. If you'd look inside the plastic hole, you can see a gold-colored metal tube that has screw threads. That's what the screw screws into. My ...
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2answers
39 views

Should I use screws or nails to hang 19/32" thick t1-11 panels indoors? [closed]

I'm installing 19/32" thick T1-11 panels as interior walls against wood studs. I'm unsure whether it would be easier/better to use ring shank nails in a nail gun, or screws. Some of my concerns: The ...
1
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2answers
81 views

Do reverse-thread eye screws exist?

I know I can't ask shopping questions, but please bear with me. I don't want to purchase turnbuckles for my wire rope fence, so I want to use what someone here suggested: use a reverse-threaded screw ...
1
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1answer
15 views

Sizing for a flush countersunk screw

I'm fitting some old keyhole covers. I need two screws for each. The hole in the cover is about 3 mm and 4 mm at the top of the opening. I tried buying some 3×12 mm screws but the head is too wide. I ...
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2answers
98 views

How tight should a screw be screwed in? [closed]

Might sound as a simple question, but I am still confused. As a new learning DIYer, I want to know in more detail on which application how much a screw should be tighten. For example, if I want to ...
0
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1answer
32 views

When to use inox (stainless steel) screws in an anchor as opposed to using galvanized/normal screw?

Is it only when there is a possibility of humidity? Are inox screws better for withstanding some weights, are they tougher or just their water handling is better? I see there are different types of ...
0
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1answer
44 views

how can I attach screws perpendicularly to an aluminum sheet [closed]

I do not own a drill press nor a welding machine; I do own a simple drill however it is not poweful enough to penetrate through the aluminum. are there any special glue types for aluminum that can ...
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2answers
61 views

Would I use a reverse thread lag screw swage stud for tensioning cable?

I was watching several videos showing an installation of wire rope for a fence, and the lag screw swage stud on one end would be driven clockwise while the other goes in counterclockwise. That way it ...
1
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2answers
131 views

How to deal with Square Drive vs. Robertson Screws?

Although the terms "square drive" and "Robertson" are often treated as the same in catalogs, the difference (as I understand it) is that Robertson tools and screws have a slight taper to the square ...
2
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1answer
78 views

I have loose screws - how can I tell a drywall screw apart from a wood screw?

Say I have a bunch of screws. Say they are all flat (countersunk) head, phillips drive. They can be different shank/root diameter, with or without a smooth shank, different thread coarseness, color, ...
0
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1answer
34 views

Screw type for screwing MDF onto plaster/plasterboard

I have been tasked with building wood paneling for one of the bedrooms in our place. I will be using MDF sheets, screwed directly onto the wall. The existing wall is plasterboard and plaster (fair ...
0
votes
1answer
31 views

Is there any such thing as a rectangular tripod mount or something like that? [closed]

So I bought this 20€ foldable laptop table: But I work with at least 2 external HDDs at a time, so I needed to find a way of having them "attached" to the table, too. The best, cheapest, most elegant ...
0
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2answers
84 views

What kind of nut should I use when a screw is too short?

Trying to replace the handles on a chest of drawers and the 'new' handles are a touch to short for the thickness of the wood to get a normal nut on the end. Is there a Tee nut type thing that can ...
0
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1answer
62 views

Tightening wood posts in simpson ez bases?

I bought several of these Simpzon ez bases for our roof. Due to the climate here, I need to check and maintain the bases and the wood periodically. For this reason, I shaved of some of the wood so ...
0
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2answers
61 views

Metal screw stuck in middle of deep plastic (resin) hole

I was trying to tie something that has a deep hole (around 7 cm). I tried one screw that has stuck in the middle of the hole. I thought that the screw will come to the end but it didn't as its head is ...
1
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2answers
47 views

Plastic screw from a toilets flushing mechanism

What is the name of the red plactic screw in the picture? It's from a toilets flushing mechanism.
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2answers
94 views

Bolt, washer placed in wrong order of floor lamp

How to fix a floor lamp made in China which has a loose/wobbly base after much use. They placed the bolt first then washer/nut and it cannot be removed or tightened?
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1answer
64 views

Screw eyes that are screwed in counterclockwise?

Is there such a thing as a screw eye that can be screwed in counterclockwise? 99% of screws are tightened clockwise. This one would be the opposite. If this type of screw eye doesn't exist, is there ...
0
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3answers
66 views

How to remove heavily rusted hinge

This hinge has seized so needs replacing. But I can't even see the 4 Phillips screw head clearly, and a screw driver just slips so it's likely stripped. What's the best way of removing these screws? ...
0
votes
1answer
293 views

Need help installing the pull up bar i just bought

i am a rookie that hasnt done much installing/drilling etc. in my life (just turned 18 ;P). So i bought this pull up bar online, assembled it, but now i have to install it to my wall. At first i ...
1
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1answer
175 views

What screw length for screwing down stair treads into stringers?

My stairs are old and squeak and I would like to screw them down and plug the holes. My question is what length screw should I go with? They are about an inch thick. The stringers are old as it's ...
1
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1answer
63 views

Washer in front or behind cabinet panel mounted with lag screws?

I'm going to be mounting a network cabinet on some studs. I was advised to use lag screws. (Not really sure what these are but I assume they are for heavy things being secured to studs). Should I be ...
10
votes
4answers
3k views

Finding the right size of nut for a bolt

I have a bolt with a thread pitch of .8mm and a diameter of 3.3mm. I am trying to find the correct size of nut for it, however the ISO thread chart says that a .8mm thread is M5, but should have a ...
0
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2answers
83 views

Bathroom toilet paper holder

I have a toilet paper holder that fell out recently. The holder looks like this: What's the purpose of the alligator clips on the screws, and how should I go back reinstalling this? I can't seem to ...
52
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13answers
13k views

How to avoid stripping screw heads?

In at least two different contexts now (installing shower handrails, installing gate on fence) I've found myself stripping the head of the screw beyond all use. I must be doing something wrong, so ...
5
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3answers
671 views

Fix stripped screws in a doorframe

My kids playroom door got beat up, and we managed to pull the screws out of the jamb. Tips to fix it? I've heard drill out + dowel + redrill, anything else?
5
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2answers
318 views

What is the purpose of this inverted Philips head screwdriver bit?

I have a set of jewel screwdriver bits, for torx, Phillips, etc. However, there's one bit that looks like a Phillips head that's inverted or backwards, and I can't figure out its function. The bit is ...
1
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1answer
203 views

Hanging faux wood blinds- screw broken. Is there a tough screw I can use for a wall stud?

Job= I was trying to hang up some new faux wood 2" slat blinds. It's a double sized window, so I bought 2 blinds. I needed to install 4 brackets, with 2 in the center. I predrilled the holes as the ...
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1answer
58 views

My screws won’t turn in trellidoor frame

I’m trying to remove an old trellidoor but the screws won’t turn at all. They are not worn down or painted on ( they are screwed into a metal frame) The drill I’m using is a 18v with new drill bits. ...
0
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2answers
53 views

Trying to replace the adjuster screw on a screen door — low-profile threaded screw insert and bolt (identification needed)

On my sliding patio screen door there is an height adjuster held in place by flat-profile screw inserts. I'd like to obtain more of these threaded bolts and inserts, but I have a nomenclature issue ...
1
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2answers
303 views

What anchors to use on walls with rigid foam insulation behind the wallboard?

My builder installed insulation board over the existing solid brick walls in our new kitchen. I need to install anchors for string shelf supports but haven't had any luck finding the right ones. I've ...
2
votes
1answer
61 views

How to mount metal box to wooden beam?

I'm using a custom Wiremold ceiling fan box to surface mount a Harbor Breeze ceiling fan onto a wooden beam. Problem is -- the Harbor Breeze mounting bracket does not have compatible screw pattern ...
0
votes
1answer
46 views

Wooden piece without a screw hole - is this correct?

This is my first DIY, so please forgive me if my question sounds very naive. I have a whole set of furniture's coming in, so I need to get this bed-side table right! I am trying to set this up and I ...
1
vote
1answer
158 views

Easy Chair Long Screw needs to be tight [closed]

I have an easy arm chair that I bought from Ikea. Recently its extra-long-screw that used to be on the sides of the chair got loosened somehow. I tried to tight it by force but it is like super loose ...
2
votes
1answer
34 views

Eyebolt where nut is another eyebolt?

Is there such a thing as an eyebolt where the nut is another eyebolt? It would be used for a 2" tube with a hole drilled across it, something like this:
0
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0answers
74 views

Does this exist - 'screwdriver gun' with cartridge to automatically load new screws?

I'm looking to do some really repetitive assembly that involves screw-driving a ton of M2 screws over and over again into threaded holes to put two plastic pieces together. Because it's a high ...
0
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0answers
39 views

How much force can a concrete block fence and wood stud hold when installing a large shade sail?

I have a standard concrete block fence. I want to install a large 20 x 26 foot shade sail, or two 20 x 13 shade sails by screwing hooks into the wall, and the other end into my house via the studs. ...
1
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2answers
785 views

Remove Tight Decking Screws

I'm trying to remove 1 decking plank to access a blocked drain underneath. The decking was installed about 6 months ago (not by myself). The screws appear to have been countersunk far below the ...
1
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1answer
83 views

What are these “splitted thread” screws for?

I've found a screw like this. It doesn't have a whole thread, it's threaded both near the tip and near the head but not in the middle. What's the purpose of this? Furthermore the thread is partially ...
0
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2answers
58 views

Identify screw and dowel on this cabinet door

What are these? Screw has two positions: fixed and loose. I can only switch between them but I cannot unscrew.
3
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2answers
151 views

3-prong tamper proof screw type?

Anyone know what bit would fit this? I have only seen the 2-prong spanner bits...
0
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3answers
87 views

What brand is this screw?

Does anyone know what brand is this screw? I thought it might have good performance on hard wood, and want to buy some but don't know what brand it is. Here are the pictures of the screw.