Questions tagged [screws]

Fasteners with a helical thread along the outside. Uses a twisting motion to install or remove.

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2
votes
1answer
112 views

Woodworking screw guide?

I forget the proper name for them (please do remind me), but I have some bits that will make a hole in a piece of wood such that a screw head will be beneath the surface when tightened. And then you ...
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1answer
113 views

What diameter pilot hole do I drill to place a 1/2" lag screw?

I want to secure a dock ladder to a wooden dock with 4 lag screws. The wooden dock surface is 2"thick wood.
2
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1answer
118 views

Screws back into a splitting pole

The pole in this image holds up a regular mail box. You can see where the 4 screw holes are. This pole is cemented into the ground and has been untreated for over 10 years. This is in Phoenix Arizona ...
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0answers
48 views

Trying to identify and open a screw housing/ sheath/ thing surrounding it

I’m pulling apart a cabinet to do some work on it and have come across this screw housing (for want of a better word). Does anyone know what it is or, more to the point, how I get it undone? Does the ...
0
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1answer
119 views

Clearance hole for partially threaded screws

I have heard some people say that one doesn't have to drill a clearance hole if the screws are partially threaded when joining two boards. The argument being that the shank just won't grip into the ...
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3answers
198 views

How to connect these iron strips to an MDF board?

I am making shelves for shoes using MDF boards. The place where I want to mount them is between two wooden pillars of the staircase, so I thought about having the planks a little larger than the space ...
3
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2answers
844 views

Nails plus glue into endgrain vs screws plus glue vs dado (for shelf)

I'm building a hutch/book shelf for a small desk (2'x4'). Width of hutch is 48", depth 9.25", height about 18". Wood is nominal 1" thick "appearance boards" from a big ...
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2answers
465 views

Can I screw in my cable tray into this desk?

So, I've had this desk for a few years now, and I just bought a cable tray that needs to be screwed in. It would go under the desk Desk: https://www.wayfair.ca/furniture/pdp/upper-square-kosmas-...
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0answers
206 views

Aligning screw head slots

Looking at the hinges on my piano I can see that all the screw slots are aligned horizontally. If I was to screw a piano hinge onto anything the slots would be all over the place. So what is the ...
1
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1answer
137 views

How to salvage a poorly designed project?

I've been working on a fairly involved project as a Christmas gift for a friend for the past few weeks. I'm building a Dungeon Master's screen for use in Dungeons & Dragons games. I'm having a ...
5
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1answer
163 views

Are there industrial standards for wood screws?

Piggy backing on this question about wood screws, are there any industrial standards to define quality in wood screws? When I purchase machine screws I usually look for which standards are adhered to. ...
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0answers
97 views

Screws that are larger than wood itself [closed]

I have a piece of wood that's about 3cm thick and I'd like to put some screws with hooks on it but I just can't find small screws. Can I
5
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2answers
9k views

Extract snapped screw buried in wood (not just stripped head)

One side of our solid oak bed has detached from the leg, as the 4 hardened steel screws on part of the bracket have snapped clean off, leaving the rest of the screw buried in the wood, about 0.5-1.0mm ...
3
votes
1answer
166 views

What Screw Should I Use For Fasten a 3/8th Steel Flat To A 4x4?

I have a project where I will be screwing some 11" strips of 3/8th flat steel (this one right here https://www.lowes.com/pd/Steelworks-4-ft-x-2-in-Hot-Rolled-Weldable-Steel-Slotted-Metal-Flat-Bar/...
3
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2answers
815 views

Best way to hide counter sunk screws

How can I best hide these screw heads? Wood filler probably will crack...
2
votes
1answer
3k views

advice for glue-and-screw butt joint

I am an amateur, building a set of kid’s beds. I have prepared side rails, headboard and footboard; I am ready to attach everything. I intend simple end-to-face butt joints with glue and screws. I ...
7
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3answers
3k views

Endgrain screw withdrawal force

The engineering toolbox has a screw withdrawal strength calculator but it assumes the screws are perpendicular to the grain. I could not find a calculator for screws installed parallel to the grain, ...
2
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1answer
80 views

Triple bunk bed design safety and difficulty

pdf link to plan I am planning to build this triple bunk this weekend. I plan to add “cleats” (not sure if this is the correct word) in the form of 2inx4in’s between the sections, on the inner side ...
0
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0answers
59 views

What kind and size screws should I use to fix a 5.5cm thick oak table?

I am building a solid oak table made our of 4 boards which will have some limited space (1-2mm) in between them and I will be fixing each of these on 3 metal longitudinal bars (2*3 screws for each ...
2
votes
1answer
3k views

Any reason to add screws if I only want to use glue?

Building some bunk beds that will be pretty permanent and my plan was just to glue everything to make it nice and sturdy. If I'm gluing is there any reason to use screws at all, trying to make it look ...
4
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2answers
10k views

Pocket holes vs screwed butt joint

I took a woodworking course recently in which we learned the screwed butt joint technique. While it's not the prettiest, it is very fast and relatively easy to get right. It appears the pocket-hole ...
5
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1answer
3k views

Affixing masonite to plywood by example

I'm making a simple woodworking table (nothing fancy but want it to be sturdy + flat) and I'm looking for the best way to affix a 1/4" thick sheet of masonite/hardboard to a 3/4" sheet of plywood. My ...
4
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3answers
866 views

Stronger attachment method for B&D Workmate top

I'm refurbishing my 70s vintage Black & Decker Workmate. It’s seen a lot of abuse, but the only thing that ever broke, besides working corners of the plywood vise jaws (which I'm replacing) were ...
4
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2answers
256 views

How to screw beer tap into wood without cracking

I am making a live edge shelf, similar to this, with my cousin. It will be about 3 feet long, 8 inches deep, and 1 inch thick. I want to attach beer taps too it about every 5-6 inches, but I am ...
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3answers
7k views

What screw is best with treated lumber?

I have some projects coming up for the garden and I want to use some screws with the raised beds. I recently was told certain screws get 'eaten' by the chemical used for treating the lumber. If this ...
5
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3answers
4k views

Making a Wooden Vise (or wooden screw thread)

I want to build a moravian workbench. I am trying to decide between a wooden screw from Lake Erie or trying to cut my own thread with a tap and die set. Does anyone have any experience with cutting ...
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2answers
7k views

Guess How much Weight the table can hold

i am new to wood working and just made my first wood table. I was trying to calculate how much weight will it hold on its top but i cannot reach any conclusion. So if any of you have any experience ...
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3answers
561 views

Are "brass" wood screws liable to be fake, or am I just using them too roughly?

I bought some "brass" wood screws yesterday at a local hardware store and they were bending and breaking off in the hole. I compared them to some brass screws I had ordered from Fastenal, a commercial ...
3
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3answers
156 views

Drop-in threaded hole for screw?

I've got a work bench I built, and the top is 3/4" MDF. I have a lightweight drill press that I'd like to be able to fix to the top as needed. My thought was to somehow have a couple of threaded ...
7
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3answers
19k views

How to permanently bond metal screws into wood?

My sister recently gave my daughter a toy train set. It's sturdy enough —the axels are thick and strong— but they have screw-in brass eyes and hooks to join the carriages together. These only take 5 ...
4
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3answers
9k views

How Can I Attach a Chain to an Eye Hook?

I'm looking to replicate this configuration of a thin chain and eye hook. It looks to me that all that is required to replicate this after getting a new chain and hook is to cut the bottom link of ...
2
votes
2answers
628 views

End grain mitre joints for outside

I'm making bird houses and I have been screwing the joints together. I have been drilling a pilot hole (2mm bit) and using 3mm X 30mm screws. I hung one in my garden and noticed that a couple of ...
1
vote
1answer
188 views

Why do screws usually work well without clearance holes?

Why do screws so often work even without a clearance hole? It seems like in theory, the screw should always push the joint apart (bridging). But in my experience, screws more often seem to tighten the ...
4
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2answers
1k views

Screw clearance hole question

Why must there be a clearance hole and pilot hole joining two pieces of material together? Why can't you drill a straight hole into them?
5
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4answers
10k views

Why does an impact driver have some 'wobble'?

I noticed how any impact I use has a little 'wobble' in the bit. Really noticeable in a long Philips or a spade bit. I own a Ryobi, but I have used Rigid, Bosch, and Dewalt. Every one with the same ...
1
vote
1answer
220 views

Cam Bolt and Screw hole drilling

With reference to my previous question regarding Cam Bolt and Screws, certainly I realised that I have to drill the screws and the bolts too. So, I need a little info about drilling the holes ...
1
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1answer
228 views

Toenail or Toescrew a beam to a sill?

This project calls for toenailing the beams to the sills (see diagram). Would a screw work or is a nail better at these locations?
6
votes
1answer
712 views

What is this plywood joining mechanism and hardware for knock-down furniture?

Just came across a plywood joint mechanism, which I found very interesting as new woodworker. Basically I don't know what it is called and can't find any in our local market. I am attaching the photos ...
1
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2answers
133 views

Shelf building questions from a newbie

Good day all I want to start building a wooden "shelf" of sorts, the problem is that I have literally no experience. So I have been looking at a bunch of youtube tutorials and asking my stepdad for ...
4
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4answers
2k views

Lubricating screws

I sometimes do odd jobs in a church, including rehanging doors. The church is 400 years old, I think the doors are a lot newer but still 100-150 years old. Getting the hinges off is not easy (to ...
1
vote
1answer
85 views

Choosing a CA glue for general purpose woodworking

I have a few specific woodworking uses for cyanoacrylate (CA, aka. 'super') glue. I'd also like to have some around so I can expand my usage as I find good new wood-related applications. My product ...
10
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2answers
13k views

Embedded nut for using machine screws?

Is there a kind of a nut or threaded insert that can be embedded in wood so that it will accept a machine screw?
5
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3answers
529 views

Fully threaded screws

It seems to me that fully threaded screws are commonly used to join wood, but I cannot see how any clamping force can be attained. Surely screws with some plain shank should be used so that the thread ...
4
votes
2answers
873 views

Attach fastener into glue joint of two face-glued boards

I'm going to be building a bed for my daughter and my design calls for a larger piece of wood for the legs. I could use a 2x3 or 2x4, but am wondering if I could create the larger piece by gluing two ...
3
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3answers
4k views

What length screw should I use for a computer desk

I am completely new to wood working and am currently designing a computer desk. I do not know what length screws to use and the distance between them and dowels. Any other advice would be gratefully ...
5
votes
1answer
3k views

Can you identify the screws used in my folding chairs

I have several teak folding deck chairs to restore. Some screws in a sheath(?) are missing. I took a complete sample to a local, national brand tool and hardware store. The store did not stock it and ...
4
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5answers
2k views

Are there such things as oversized screw threads?

I've been dealing with a problem where standard screws keep getting pulled out of a wood frame. I know there are options, but it got me thinking: Are there such things as screws that have "oversized" ...
6
votes
4answers
6k views

Building a wooden arcade stick case

This is my very first DIY project, I am building an arcade stick: Rubber feet will be attached to those 4 holes. Now I do not have tools for any woodwork at home (will buy once I do start doing more ...
8
votes
1answer
2k views

Do you need to countersink self-countsink screws

New to the forum and a bit clueless when it comes to DIY. I'll be putting down some new floor boards and then laying subfloor sheet to give a nice even surface. I'm using 18mm floorboards and 3mm ...
5
votes
1answer
1k views

What joining methods would be best for the legs and other areas of a height adjustable desk?

I am working on building my first piece of furniture. I decided to go a bit big and went with a height adjustable desk. I have the linear actuators and the electronics figured out. Today I purchased ...