Questions tagged [screws]

Questions relating to threaded fasteners and their use.

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1answer
25 views

Efficiently remove backer board screws

I am replacing kitchen tile with vinyl planks or engineered hardwood. After ripping out the backer board with tile, I am left with hundreds of screws, set every two inches in a rectangular grid. Is ...
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1answer
782 views

How to remove a Screw or bolt fastened with metal epoxy

I have done a mistake by adding metal epoxy to a machine screw. I added that because that screw did not fit. but later it was turned out that it is a wrong screw that I used. Now I cannot unscrew it. ...
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2answers
59 views

Cutting off the tips of roof sheathing cap and metal screws so they don't show?

I am replacing a flat carport roof with PBR metal sheets over 5/8" inch plywood sheathing with underlayment. I know 1/2 inch is strong enough, but I was thinking more of the nailing. Anyway... ...
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2answers
3k 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 ...
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1answer
993 views

Need help installing the pull up bar i just bought

I am a rookie that hasn't done much installing/drilling etc. in my life (I just turned 18 ;P). I bought this pull up bar online, assembled it, but now I have to install it on my wall. At first I ...
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2answers
1k views

3-prong tamper proof screw type?

Anyone know what bit would fit this? I have only seen the 2-prong spanner bits...
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1answer
81 views

How can I hang a shelf off of existing screws in brick wall?

Recently moved into an apartment, and setting it up. I need to hang a projector and a video game console off of a brick wall in the home. Ideally, because it's an apartment, I don't alter the wall. ...
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3answers
114 views

using deck screw instead of Yellow zinc construction screw?

Here in Canada I found the Deck Screws to be cheaper then the Yellow zinc construction screw. They are both Carbon Steel, and to my understanding, the coating on the deck screws are just more ...
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1answer
55 views

Toilet float adjustment screw is stuck - how can I fix this?

I was adjusting the water level in my toilet and I think I opened the float adjustment screw too far. It seems to have come disconnected from something. Now the float falls as far as it will go and ...
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3answers
72 views

Using ceiling hook with no joist or anchor/toggle? Is it ok to do for string lights? What hook to use?

I've been trying to figure out whether or not it's safe to use regular hooks in the ceiling without a toggle or joist or other reinforcement for lightweight applications. I would imagine there would ...
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3answers
74 views

Hanging a 45lbs mirror to drywall

What is the best way to hang a 45lbs mirror (Ikea Hovet) to the wall? I'm new to this and attempted to use a flip toggle but I had the wrong size screw. I've since figured out that I need a #8 screw ...
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10answers
35k views

Why can't I drive this Tapcon into concrete?

I'm trying to drive a 2 1/2" long 3/16" diameter Tapcon into a 50 year-old concrete slab/subfloor to attach a new toilet flange. The instructions on the case of Tapcons said to drill a hole ...
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1answer
40 views

Holding plywood between bars for shelves?

I have a small balcony that has wrought iron bars on either side. The width between the bars is about 5ft. I wanted to place several 1"x6" plywood pieces between the bars for some small ...
1
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0answers
39 views

Drawer slide catching can’t remove

The drawer slide won’t extend fully because it keeps getting caught. I think it is catching on a loose screw but I can’t access the screw to tighten it as the slide keeps getting caught! Does anyone ...
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2answers
45 views

What size is this hole?

I Have a tool for measuring the sizes of holes and screws but I don’t know what size is listed as 10 in the image below. Across from it the row in question is listed as INCH.
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3answers
59 views

Potential danger installing longer strike plate screws?

Just changed the locks on my house today, and I noticed that the strike plate screws that came with my new deadbolts are much longer than the existing strike plate screws. I'm using the old screws for ...
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2answers
90 views

How can remove a flat head screw that's in a hard to reach space?

I have an overhead light fixture and I need to remove the "cover" so I can change a bulb but the cover is held in place with metal brackets that have to be removed first and they are ...
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2answers
3k 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 ...
4
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4answers
604 views

How can I remove these screws from a brick wall?

We replaced a fire escape ladder on our patio. The old ladder was fixed using screws which I don’t know how to remove. They are kind of loose, I can turn them left or right as much as I want but they ...
11
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7answers
2k views

What type of screws/anchors to fasten a closer to a steel door

What are some proper screws or anchors to use for affixing something to a steel walk-in door? The example for this question will be attaching an automatic closer to an exterior steel door. The door is ...
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3answers
602 views

Woodworking tips to fix a stripped MDF screw hole WITHOUT glue

Please note: I see some other very similar questions but the recommended answers all suggest using glue in some form. I can't use glue as part of this solution! I have a workbench that, on the end ...
19
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11answers
6k views

How to remove very stuck stripped screws?

These things are caught in hard wood. I made the dumb mistake of not drilling pilot holes. Rubber band trick failed Screw drill and removal bit failed JB welding a bolt worked for 2/5. Trying again, ...
5
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4answers
3k 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?
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7answers
12k 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 ...
4
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5answers
20k views

How can I repair screws in furniture with stripped holes?

I'm trying to repair a piece of furniture from which several screws have pulled out, stripping the wood. It's a lift top coffee table, such as this. (This is NOT the model in question, this just ...
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1answer
43 views

Sizing System for Screw Heads?

I am restoring an old lamp with a shade that attaches with sort of a hose clamp thing held on by a small machine screw. The screw was stuck so I ended up breaking the head off assuming it would be ...
1
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1answer
65 views

“European” to US screw nomenclature mapping (and reverse)

My wife's company allowed moving her raising desk for working from home. Not sure how it happened, but we've lost the crews which fixate the table top to the metal frame it's standing on. I consulted ...
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2answers
167 views

What is this tiny screw?

I won't bore you with project details, but I need to replace a very tiny screw and I'm having a lot of trouble both determining the size and finding a supplier for screws this small. So far I have ...
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1answer
58 views

Is screw/nut zinc vs zinc plating as advertise or a manufacturer shorthand?

I bought a set of machine screws and nuts which say "zinc" on the product. I also bought a box of locknuts from a different manufacturer which says "zinc plated" on it. Is the box ...
1
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1answer
34 views

Door knob lock not moving when turned to lock

I have a bathroom doorknob that when I lock, nothing happens to the lock (by lock I mean the thing that moves and stops the door from moving I don't know if there is a technical term) I can pull the ...
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3answers
16k views

How can I remove a stubborn screw from a toilet seat?

I would like to install on a one piece Kohler toilet a bidet. When I tried to unscrew the screw from the seat, it just didn't move, not with the screwdriver nor the drill. So I put wd40 but still ...
72
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7answers
481k views

Understanding US Screw Sizes

I'm going to be building a workbench, so I've been 'screw shopping.' I need some explanation on the sizing of screws when they are advertised as (example) 6 x 3/4". I know that 3/4" is the length of ...
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5answers
80k views

How do you screw in double-ended screws?

I have a flat pack shelving unit to put together. It has double ended screws. According to the instructions you just screw them in using your hands. This is impossible: the pre-drilled holes seem way ...
18
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5answers
5k views

How to keep screws in a hollow door

I have a hollow core interior door. The screws for the handle keep pulling out. To fix this I've used the biggest screws that will fit. I've tried a couple of different types of glue, and I've tried ...
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1answer
55 views

Install door handles on opposite sides of a pocket door

I am new to DIY and bought some custom door handles; I'd like to install them on both sides of a pocket door, but I'm not sure how. I asked the manufacturer for an installation guide, but they haven't ...
0
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1answer
358 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
105 views

Apparently stripped holes in dryer door hinges

I removed the door of an OLD Maytag dryer(DG408) to repair the latching mechanism. I followed Youtube repair video (that was linked to the repair part on order site) step by step, worked like a charm....
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2answers
316 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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3answers
1k 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 ...
1
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2answers
2k 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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2answers
259 views

Looking for drill bit tapered to match pencil sharpener

I saw this once years ago, but can't find it now. It's a drill bit that drills a conical hole whose taper matches the cone left by a pencil sharpener. The idea is that you can repair stripped screw ...
1
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1answer
99 views

Where do I install my hairpin legs on this 8 foot long butcher block for my new workstation desk?

So this is my first DYI wood project for my new workstation desk. I purchased this Baltic birch butcher block and finished it myself. Not bad for my first go! It's 8 feet wide, 25" deep and 1.75 (...
1
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1answer
51 views

Electrical Outlet/Switch Cover Vanity Plate Screw Issues

I am taking the time to update all of my outlets and switches in my home since they are 14+ years old or older and most of them are the METALLIC and NOT NYLON and have the vanity/cover plate entirely ...
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2answers
116 views

What is this headless screw called?

I need this screw for assembling my BabyBay baby cot. In this manual, it is part number 1122.
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1answer
170 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 ...
2
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1answer
409 views

How much weight can a 3.5" deck screw hold before pulling out?

I have built a climbing wall in my daughter's bedroom room. There is a portion on the structure that is completely horizontal on the ceiling, it is 36" × 36". The framing consists of 2x4's. I ...
9
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2answers
3k views

What do the numbers in screw sizes M3, M4 etc. mean?

I noticed that in some (many?) countries, screw sizes are listed as "M+number", e.g. M3, M4, M5 and so on. What does this size designation mean?
84
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13answers
79k views

How to remove screws with stripped heads?

I have wood screws whose heads are stripped from trying to remove them with a drill. The drill (or screwdrivers) can't grip the heads anymore. What can i use to remove these screws easily?
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0answers
68 views

How do I remove this type of screw/insert?

How do I remove this type of screw? These are on the corners of a bed frame we are trying disassemble
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0answers
96 views

What type of screw is this (3 slits)?

It has three slits around the edge and no groove in the middle.

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