Questions tagged [screws]

Questions relating to threaded fasteners and their use.

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Can you buy bolts that fit into holes designed for regular screws?

Referring back to my question here: Can you get nuts that attach to regular screws? You can see that I have a metal pole with holes either side designed to be wide enough for a regular wood screw. It ...
Jez's user avatar
  • 197
0 votes
3 answers
854 views

Lag screw pilot hole in softwood

Lag screw hole size specifications I found online suggest 15/64” pilot hole for 1/2” lag screw in softwood. This is narrower than the body of the threaded part which appears to match my 3/8” drill bit....
ipavlic's user avatar
  • 403
8 votes
2 answers
2k views

What's the correct way to think about wood's integrity when driving screws?

I've been reframing a closet door and have two studs that I've driven screws into and am now fastening sheets of drywall. I did this pretty haphazardly as a result of not having the correct tools ...
user8340913's user avatar
0 votes
1 answer
1k views

I need some subfloor advice, please

I need some subfloor advice, please. 1. What size screws do you use to screw down the 3/4” plywood Subfloor to the floor joists? 2. The kitchen has two layers installed already. 3/4” Subfloor with a 5/...
I am Not A Carpenter's user avatar
0 votes
0 answers
918 views

Best way to mount stuff on 5/8" thick shiplap board wall?

We have a shiplap accent wall (5/8" thick pine boards) where we need to mount some wall coat hangers and other stuff that will be relatively heavy. Should we just mount items with screws or use ...
0pt1m1z3's user avatar
  • 289
1 vote
2 answers
415 views

How to find replacement cabinet hinge screws with large diameter, flat tip and coarse thread

I'm upgrading some hinges on frameless MDF cabinets and need to source additional screws that will ideally match the existing threaded holes. The screws securing these hinges are unique to me, but ...
rjacobs's user avatar
  • 271
0 votes
1 answer
265 views

Can I ceiling mount a 15 lbs projector on drywall + 0.5 inch plywood?

I am about to mount a 15 lbs projector ( x3000i ) on my ceiling. None of my ceiling joist is at dead center so I drilled a 0.5 inch plywood ( 30inch x 20inch ) between two joists. Now can I mount ...
Rakesh Juyal's user avatar
0 votes
1 answer
337 views

Screw size for blue old work outlet boxes to hold wings

I’m not sure of the exact terminology here, but on an old work blue receptacle box you have the two screws that connect to wings that hold the box tight against the wall. I’m trying to install this on ...
Zach Smith's user avatar
0 votes
2 answers
96 views

Is this enough stud to attach drywall to?

I'm working on some framing. On an interior corner, because of where the divider wall ended up being, I've got only 5/8" of stud showing beyond where the perpendicular wall comes out. Is that ...
FreeMan's user avatar
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35 views

Window Planter Box

I want to start this off by saying I’m a beginner, so if something is obvious, I’m sorry but I’m just learning. Anyways, I have a 4 foot long by 1 foot deep by 1 foot tall window planter box. My first ...
Maddie S's user avatar
5 votes
4 answers
2k views

How to remove built-in screws from door handle knobs

Many replacement door handle knobs come with a screw built-in. Some have it glued, but I don't think this is the case for the one in the photo. I want to remove that screw, to reuse another one I ...
John Assymptoth's user avatar
4 votes
4 answers
2k views

How to remove threaded insert that went in wrong?

I am attaching a cable management tray to the underside of my solid wood desk (acacia). I heard about threaded inserts which are good for when you want to disassemble things frequently. That sounded ...
Cave Johnson's user avatar
1 vote
2 answers
784 views

Cannot remove set screw in deadbolt thumb turn

I'm trying to remove the thumb turn on my door. There appears to be a set screw that's preventing the knob from coming off. I believe the manufacturer of the lock is Lawrence Hardware. I have tried ...
crosswinnd's user avatar
12 votes
5 answers
3k views

What kind of screw has a wide flange with a smaller head above?

What is the exact name of this screw type?
cern's user avatar
  • 129
3 votes
9 answers
2k views

How to prevent removal of cross-cut bolts for security? [closed]

This is the opposite to a common DIY question, where people have a stripped or rusted screw or bolt and want to unscrew it. In my case, I've just built a bike shed. It's held together by thin bolts ...
Max Williams's user avatar
3 votes
2 answers
615 views

Easiest way to remove 3/16" drive rivets from a lower screen door hinge?

What's the easiest way to remove the rivets from my lower hinge without damaging the screen door jamb. A video of the lower hinge with rivets: https://www.youtube.com/watch?v=RqJT5Y5BNms&t=206s
MonkeyBonkey's user avatar
  • 1,177
3 votes
1 answer
1k views

What's the shear strength of a 5.0 x 50mm wood screw?

I'm going to be installing a decoupled ceiling into wood joists. The system comprises of clips that each take 4 screws. Each 1.2m x 1.2m 36kg plasterboard will be attached to 12 of these clips total. ...
D Yuri's user avatar
  • 39
1 vote
3 answers
4k views

Which one of these is M6 and which is M5? [duplicate]

I’m assembling something bought from the store. Neither screw is labelled, and the manual says one of them is M5x10mm and the other is M6x10mm. I cannot tell which is which. Please help.
HullBreaker's user avatar
0 votes
2 answers
304 views

How can I remove these bolts that connect my safe to the wall?

So in my room I have this safe I want to remove it because it's in an inconvenient spot and rather have it in another room. I have these bolts inside of the safe that are in my wall and the problem is,...
user avatar
4 votes
3 answers
11k views

What kind of screws do I use to secure a toilet flange to the floor in new construction?

I'm installing the DWV plumbing in my new addition. I've located the toilet flange and have temporarily screwed it to the OSB subfloor using a couple of coated decking screws so I can continue with ...
FreeMan's user avatar
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1 answer
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What are these screws called?

First is this black screw that has fine thread which goes to the head. There is a corresponding part that the screw enters which is on the left. This part was firmly stuck inside chip wood of desk but ...
quantum231's user avatar
1 vote
1 answer
5k views

Can I use Deck Screws / Wood Screws for indoor framing?

I am a new DIYers I built one-room frame using Wood screws 3.5" Here is its description https://www.rona.ca/en/product/reliable-fasteners-flat-head-wood-screws-10-x-3-1-2-in-zinc-plated-100-per-...
asmgx's user avatar
  • 951
1 vote
2 answers
208 views

What screws should I use to mount a small 15lb TV?

I have a small TV to mount that weighs 15lbs. The articulating mounting bracket itself weighs 8 lbs. There will be 4 screws used to mount the bracket into the studs. The lag bolts that came with the ...
JenJen5657's user avatar
0 votes
3 answers
2k views

Removing window bars without obvious screw heads

In preparation for my house being painted, I'd like to remove the security bars (a.k.a. burglar bars) from the garage window. I'd have expected them to be screwed or bolted to the wood trim, possibly ...
Abe Karplus's user avatar
1 vote
4 answers
7k views

How to remove a bolt if you can’t reach the other side to hold it in place?

The bolt is turning but the problem is that so is the screw. I need to hold the screw tight from the other side, but I can’t reach it because it’s in a one inch wide crevice. The only solution I can ...
Yann Stoneman's user avatar
0 votes
3 answers
115 views

How can I remove this fastener?

I am trying to relocate the electrical junction box mounted on concrete wall, and there is a fastener that does not have screw head. It looks nail but with washer underneath which I have not seen ...
vascode's user avatar
  • 11
10 votes
4 answers
2k views

What bit is needed for this screw in an outlet

What kind of bit is needed for this screw? A Phillips bit does not make it and a straight blade either. (I feel that whoever came up with this idea should be covered in honey and placed in an ant ...
fixit7's user avatar
  • 1,258
4 votes
2 answers
993 views

How do I remove my toilet seat?

I want to install a Japanese washlet but I can't remove the toilet seat cover. The picture below is the screw underneath, and I think there are no hidden fixings.
Lhei's user avatar
  • 41
0 votes
2 answers
200 views

How to remove sheared pop rivet?

A screen door hinge was pinned with a pop rivet. The rivet have sheared: I would like to rivet stubs embedded in the aluminum frame: There is a second hole in the hinge and I supposed there is ...
gatorback's user avatar
  • 3,066
0 votes
2 answers
70 views

Remove a water heater outlet, when removal spikes got broken during installation

I bought a "smart" controller for shower water heater. It used to be a normal on/off switch, and I bought a unit which connects to WiFi and I can control from an app. I called an "...
forsho's user avatar
  • 1
2 votes
3 answers
2k views

Can I use fine-thread drywall screws with wood framing?

Is it okay to use fine thread drywall screws when securing drywall to wood studs? What’s the worst that could happen if not?
MrHeatingguy's user avatar
0 votes
1 answer
292 views

How to unscrew this stuck screw inside a pan handle

I have a pan that is rendered into useless because of the coating peeling off. So I tried to remove the plastic handle from both sides. There are 2 screws in both sides, and this last one stuck and ...
西門 正 Code Guy's user avatar
1 vote
1 answer
597 views

Whirlpool Dryer 110.67902790 - Screws on the Back Panel (was replacing Thermal Fuse)

Dryer model: Whirlpool 110.67902790 (from like 2005). I removed the screws on the back of my dryer to attempt to get to the thermal fuse. After doing so, I realized the back of this model is basically ...
Mac's user avatar
  • 11
7 votes
9 answers
7k views

Why can't I drive a 12'' screw into 6x6 landscape timber?

I bought a set of 12" screws to drive through two 6x6 landscape timbers. With my M18 Milwaukee Fuel impact driver I can start driving the screw, but it reaches to a point that I can't either ...
Nobita's user avatar
  • 315
-1 votes
2 answers
2k views

How to unscrew this square screw?

I have this screw that looks square and I have many of them to unscrew I wonder if there is a tool that I can attach to my drill driver to unscrew them
asmgx's user avatar
  • 951
1 vote
3 answers
889 views

Stripped Electrical Outlet Box [duplicate]

An electrical box's screw hole is stripped (annotated in red). These screws pin the cover in place. I can replace the box, however, I was wondering if there is clever technique that can overcome ...
gatorback's user avatar
  • 3,066
0 votes
1 answer
114 views

How to fix roller shade that pulled out of top window frame

My roller shade is mounted in the top inside of the window frame. The shades were here when we moved in. One of the plastic anchor screws broke off in the drywall, and the bracket pulled out of the ...
Lisa V's user avatar
  • 1
4 votes
5 answers
2k views

Rake handle screw keeps falling off

I keep having the same problem with leaf rakes. This screw works its way loose and it gets lost while raking. I have replaced it and kept going, but it is annoying. Is there any way to lock it in ...
nuggethead's user avatar
  • 1,357
0 votes
1 answer
49 views

Screw Placement for Wall Hung Cabinet

I have to fix a top cabinet with no floor support to the wall. What is the difference if I were to place the screws which hold the cabinet to the wall at the 4 corners inside the cabinet (diagram 1) ...
Mike's user avatar
  • 101
20 votes
3 answers
7k views

How do I unscrew this screw to disassemble a dresser?

As you see it looks like it should just unscrew, but it doesn’t turn. I guess the little arrow on one side should point up/down — but even when I do that, the screws don’t slide out. The other side of ...
Tim's user avatar
  • 301
0 votes
1 answer
48 views

Smooth or threaded shank for deck boards under subfloor

For building a treehouse, I'm putting 5/4 thick decking boards across the joists to make the floor (Home Depot #1001754835). My default would be to use deck screws that have a smooth shank that's long ...
g491's user avatar
  • 730
0 votes
1 answer
1k views

How to fix striped screw holes for hinges in an MDF cabinet door?

A kitchen cabinet door just fell off when opening it. The hinge had rusted, so I think that it required much more force to open, hence pulling out the screws. I don't wish to replace the door right ...
UmH's user avatar
  • 642
0 votes
4 answers
619 views

How to secure blum cabinet hinge (Blum 74559)

I have a Blum 74559 hinge that's falling off the door due to heavy use. This hinge is originally part of an Ikea kitchen system. The original installer didn't use any screws to fasten the hinge to the ...
Kulluk007's user avatar
  • 141
0 votes
1 answer
3k views

screws for ceiling fan box [duplicate]

I am trying to replace ceiling fan and unfortunately I didn't save the two screws to attach the fan bracket to the junction box. I thought it comes with the fan. So, what screws should I buy now. In ...
PRT's user avatar
  • 3
1 vote
0 answers
161 views

Shorter Screws for Hardie Board

The floating (unattached to subfloor) hearth I am building for my wood stove is going to be constructed in this order: 1/2 plywood Layer of thinset 1/4 Hardie board Thinset Tiles The recommended ...
jhickok's user avatar
  • 203
6 votes
3 answers
2k views

Cut the end of screws that are hitting a pocket door

During a remodeling of a bathroom the drywall installer used screws that went about 1/4 inch into a space for a pocket door. Once reinstalled the pocket door hits the screws and needless to say it ...
Jorge Garcia's user avatar
0 votes
0 answers
44 views

What size replacement screw to get for a Rosslaire Security Keypad?

I have a Rosslaire Security Keypad (AC-Q41HB Anti-Vandal Backlit PIN Standalone Controller) for my side door. The screw the holds that holds the keypad tight on the back panel got lost (the small ...
Samnews's user avatar
  • 111
2 votes
1 answer
526 views

Lag bolt pilot hole diameter for softwood - unthreaded shaft splitting wood

I'm planning to screw some 3/4 inch lag bolts through a couple of 4x6 PT southern pine beams and looking up pilot hole diameters for softwood it seems like either 3/8" or 13/32" is ...
g491's user avatar
  • 730
1 vote
2 answers
689 views

How should I hang my laundry room shelves?

I want to hang two shelves in the laundry room above the washer and dryer. The shelves are 2x12's that are 60" long. I bought a pair of heavy duty brackets (11 5/8" x 8 1/4") rated to ...
Chase Taylor's user avatar
8 votes
4 answers
530 views

Getting stuck nut from engine shaft

So the title seems like an obvious duplicate or easy answer. But my question is actually a bit different. I am trying to get a nut off the shaft of an engine. This is the "master" nut that ...
Yanick Salzmann's user avatar

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