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56
votes
10answers
18k views

Is there a case where nails are better than screws, from an engineering/structural standpoint?

Is there a case where nails are better than screws, from a structural standpoint? For instance: Say you used screws instead of nails on a backyard deck, when the design specifically called for nails. ...
51
votes
12answers
32k 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?
36
votes
6answers
96k views

Understanding 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 ...
28
votes
7answers
8k views

Why are there so many different types of screws (phillps/flat/hex/star/etc)?

Newbie question. Why is it that there's a bazillion different types of screws? Why can't we just always use one standard screw type? Are there advantages/disadvantages to the different types? Are ...
24
votes
4answers
16k views

Should I use nails or screws for hanging drywall on the ceiling?

I'm replacing water-damaged drywall on my ceiling and was considering using screws. Other than cost, is there any other reason I should use nails instead? Or am I too paranoid that nails won't have ...
18
votes
8answers
95k views

How much weight can screws in drywall withstand?

I've always had the question of how much weight can a single screw into a drywall withstand? For instance, I would like to do things like this: It's hanged with 5 screws. The whole thing weights ...
18
votes
4answers
14k views

How do I rehang a wooden door with worn screw holes?

I have a wood door in one of my rooms where the top screws no longer hold the hinge to the wall because the screw holes have worn loose. I have tried slightly larger screws and filling with wood ...
16
votes
5answers
4k views

How to unscrew screws that are barely accessible?

I need to remove the face of a fake drawer that is screwed from behind. Unfortunately, a kitchen sink is preventing me from using a screwdriver. There is approximatively 4cm of space. The screw head ...
15
votes
4answers
1k views

What is the use for this different threading near the head of a large screw?

I'm inquiring about the strange threading at the base of this screw: These were used in somewhat heavy-duty outdoor construction. What is the purpose of that corkscrew, and is it safe to replace it ...
14
votes
5answers
7k views

Should I use nails or screws to refasten my subfloor to the joists?

My subfloor is squeaky, and there's a small window of opportunity I'll have to fasten it down before/during my carpet being replaced. I have available to me a nice corded drill, and an air-powered ...
13
votes
11answers
29k views

What is the best technique for using a drill to insert screws?

It looks so easy on the DIY programs, but I battle to insert screws using my drill. The screwdriver bit keeps slipping out, and it damages the screw head. Is there a neat trick for this? Should I ...
10
votes
11answers
112k views

How can I remove a really stuck screw?

I often come across screws that just won't budge with a manual screwdriver or even a driver bit in a drill. They are of different screw types and heads in a variety of different materials. What are ...
9
votes
3answers
6k views

What benefit do plasterboard/drywall screws have?

I have some plasterboard screws like this: However, without a drill I have a job getting them into the wall. Am I safe to use normal screws on hangings that aren't going to be taking a great deal ...
9
votes
2answers
2k views

What are the implications of driving a drywall screw too far into the sheet?

I'm not gonna lie. The early stages of my very first home improvement project completely smacks of novice DIY'er. I did so many things wrong that I've since learned from, but the first mistakes are ...
9
votes
3answers
958 views

How can I drive a screw with an impact drill?

I bought a Bosch PSB 650 RE Impact Drill and I have some question about how to use it for driving screws. I know it's not its primary function but for a few screws here and there it should work. I ...
9
votes
2answers
1k views

Are these drywall screws properly driven/countersunk?

Related to this question. Even though I might be cluttering up SE with questions about driving drywall screws, I feel they will ultimately be helpful since I have been unsuccessful in finding images ...
8
votes
3answers
3k views

Can I wall-mount a TV when there is an air gap between the drywall and the wooden stud?

I'm mounting a 38lb TV (with a ~10lb mounting bracket). I located a stud, but the drywall floats an inch above it, plus the drywall itself is another 1/2 inch. So a couple 3-inch screws (and not a ...
7
votes
3answers
4k views

I modified a nail-in electrical box to use screws instead of nails. Is there some code that prevents that?

Ever since I dove into the electrical side of things with my project, I've encountered a bunch of code restrictions. One thing that wouldn't surprise me if it was a violation of code is what I've ...
7
votes
3answers
9k 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 ...
6
votes
5answers
2k views

Brass screws stripping and snapping, what am I doing wrong?

I am hanging a new door and was told to use brass screws to attach the hinges. When I drive the screw with a mechanical driver, the brass screws sometimes snap (head snaps off the shank), or strip. ...
6
votes
4answers
419 views

How can I prevent a screw from slipping on a slippery veneer surface when I try to screw it in?

When using a screwdriver this can be difficult as the screw tends to slip. Once the screw passes the veneer it is easy to finish screwing in... I'm looking for an easy way to get the screw past the ...
6
votes
2answers
11k views

What type of screws should I use in framing an area for a drywall patch?

As is evident in my previous posts, I'm in the process of framing an interior wall for drywall patch repair. I'd like to know what types of screws to use for connecting new 2x4's. When I visited our ...
6
votes
3answers
5k views

What kind of screws for attaching an Ikea style coat hook of an internal door?

I have this Ikea coat hook, that I'd like to mount to a door. But I would like it to be rather sturdy to handle some bigger winter coats. What kind of screws are recommended for (what I think is a ...
6
votes
2answers
2k views

What can I use to lubricate screws?

I am re assembling a swing set made of pretty hard wood. My electric drill won't drive the screws in all the way and I have to try to use plain screwdriver. I don't want to strip the heads though. Is ...
6
votes
3answers
871 views

“Bendy” screwdriver

I've got some screws right next to the geyser and there’s no space to get a screwdriver in. I'm guessing they were originally inserted before the geyser was installed. Is there such a thing as a ...
6
votes
1answer
2k views

What kind of screws in to pressure treated plywood?

I am making hurricane panels for my house using the technique described here. The plywood I purchased is pressure treated. The sliding bolts are zinc, so I assume the screws that came with them are ...
6
votes
3answers
22k views

How to determine the screw size (No.)?

I have multiple "Damaged Screw Remover" bits. I have another instance of the screw in my hand. The bits are designed for specific screw sizes (No. 4 to 7/No. 8 to 10). How do I determine the "No." ...
6
votes
2answers
3k views

How do I use precision screwdrivers?

I am talking about those small and narrow screwdrivers with a thin handle. I can't get a tight enough grip on the handle to generate enough torque to remove a small screw. Do I have to use something ...
6
votes
3answers
6k views

How do I repair screw holes in a brick wall?

I have screw holes which were put in to support a curtain rail. The curtain's been pulled out a few times by accident, and now the screw holes are crumbling and I don't know how to repair that portion ...
6
votes
2answers
438 views

How do I screw two posts together so that they look seamless and can easily be taken apart and put back together?

I would appreciate help so much! I am trying to make a 'collapsible' arbor if you will. I would ideally like to saw my large birch posts in half and make them screw back together in the center, but I ...
5
votes
3answers
3k views

Why should I use advanced nails instead of wood screws for strength?

Recently I found that there're some superior nails for constructing hurricane-resistant houses - with very clever design for preventing pulling the nails out and tearing the boards off when the ...
5
votes
4answers
5k views

Can I use drywall screws to stop floor squeaks?

I've got an old squeaky hardwood floor with access to from below. I can feel the hardwood boards moving under my feet when they squeak so I just plan to drill up through the subfloor into the ...
5
votes
4answers
1k views

How to choose the correct bit for a screwdriver

I'm constantly using a screw driver for small electronics and around the house, but I find that multiple bits seem to work. Of course, something bigger or something small requires diferrent amounts of ...
5
votes
1answer
2k views

Is it safe to use screws in subfloor-to-joist connection to eliminate floor squeak

Getting ready to have some hardwood (12mm laminate, technically) installed in our dining room, and in preparation for this, I bought some 1.25" stainless steel screws that I'll be putting down through ...
5
votes
1answer
365 views

How to remove a screw from electrical box?

I am replacing one of the light switches at home. The bottom screw that fastens the switch to the electrical box is half way out, but refuses to come out any more, no matter how hard I rotate the ...
5
votes
2answers
219 views

Should anchors be used with screws going into framing?

I have just installed a bathroom vanity that came with screws and anchors. However, I just screwed the screws directly into the drywall, which has 2x4 framing positioned exactly where the screws go. ...
4
votes
4answers
3k views

fixing stripped screw in soft-wood door frame? [duplicate]

Possible Duplicate: How do I rehang a wooden door with worn screw holes? As you can see in the below image, the upper screw holding in the lock plate (name?) has stripped completely out of ...
4
votes
3answers
3k views

Do I run screws through the “tops” or through the “bottoms” of the corrugated steel in roofing?

Suppose I want to cover a roof with corrugated steel sheets. Imagine a sheet laying on the roof. It will have "tops" - zones that are further from the roof surface and "bottoms" - zones that are ...
4
votes
3answers
4k 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 ...
4
votes
2answers
7k views

What is the weight capacity of your typical 2 1/2“ drywall screw when driven 1 1/2” into a stud?

Update 11/3/2012: In spite of being informed by multiple sources (here on SE, a guy at the Genie Clip Canada office, someone at the SE physics site, and even my own personal test) that I should be ...
4
votes
5answers
7k views

What's the best way to remove a wall plug?

I use wall plugs a lot for putting screws into brick walls. It's easy to get the screw out when you want to remove them and usually you can loosen the screw a bit and pull and then both the wall plug ...
4
votes
3answers
306 views

What guidelines exist for the number of screws needed to attach two pieces of wood?

Are there any guidelines or rules of thumb for how many screws I should use when screwing two pieces of wood together? For example if I have a 2cm x 10cm plank I want to screw onto a 10cm x 10cm ...
4
votes
2answers
7k views

How do you remove the tip of broken screw extractor bit?

I have a faucet handle with a striped hex socket screw. I tried to take it out with a screw extractor, but the tip broke off in the socket. Is there anyway to get this out, along with the hex head ...
4
votes
2answers
1k views

How can I remove a Philips screw with a stripped head? [duplicate]

Possible Duplicate: How to remove screws with stripped heads? I'm trying to take a cupboard off a wall, but one of the screw heads has stripped making it pretty difficult to do. I have ...
4
votes
1answer
197 views

Refastening a cabinet door

A cabinet door in my kitchen detached from the cabinet- the screws are about 1/2" long and weren't enough to hold the door in place. The screws are short to keep them from poking out the back side of ...
4
votes
1answer
366 views

Which drywall screws to choose

1 1/4", 1 5/8", 2 1/2", bugle head, trim head, drill point, sharp point, coarse thread, fine thread... With so many different kinds of drywall screws available, how is anybody to know which type and ...
4
votes
1answer
798 views

How Can I Fill Screw Holes In Beam So I Can Move Screws Slightly?

I had a contractor replace a 4x10 beam and two 4x4 posts that supports my deck. He also replaced and enlarged the concrete patio below the deck. I am in the process of replacing the deck floor so it ...
4
votes
2answers
765 views

How should I connect 2x4 (or wood horizontal railing pieces) to exterior painted wood?

I'm planning to add a 10-foot railing to a patio that has a 6x6 wood post on one end and the exterior of the house on the other end of what will be the railing. I'm planning wood horizontal rails ...
3
votes
2answers
189 views

Possible to screw machine screw in wall?

Background I would like to build picture frames, where there on the back is a hole with 18mm in diameter and 7mm in depth. In the hole will I glue a 2mm metal plate. On the wall would I like to ...
3
votes
1answer
706 views

How to secure aluminium window lock handle that keeps falling off?

The lock handle on my aluminium windows keeps falling off. The handle had previously fallen off when I first moved in a year ago and the landlord remounted it. Since then it has become loose a few ...