Questions tagged [bolts]

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Fisher anchor bolts difference FAZ FBN FXA [on hold]

does someone know whats the difference between these anchor bolt types on this page: https://www.fischer.co.uk/en-gb/products/steel-fixings/bolt-anchor I cannot find any good info about what is what. ...
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2answers
50 views

Screwed bolt past thread. Now it is stuck. How to remove it?

The thick metal plate has a thread for two bolts. By mistake I screwed one of the bolts in all the way. Now the bolt won't come out from the metal plate - bolt spins freely both directions. I tried to ...
10
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2answers
618 views

Identify this screw head (was: Security Torx)

Am attempting to open an old device cover (an adapter) and it has these screws (please see attached image, sorry for the bad quality, I couldn't get better focus than this.) Would really appreciate ...
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2answers
68 views

How much weight can threads hold?

I'm building a pot rack that will hang from my ceiling and I want to make sure it is secure. I rigged up a hanging apparatus that consists of a 1/2" x 12" bolt, two lock nuts, a 3/8" pipe floor ...
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1answer
60 views

Unsure how to hang awning on garage, nor what bolts to use

I bought a light awning set to put on the side of my garage, and it came with the following anchor bolts: My garage has a wooden panel attached to wooden studs inside the wall and I am trying to ...
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2answers
132 views

Can I use lag screws, lag bolts to hang swing vertically from a wood beam?

I need to hang a swing (picture attached) from a large wood beam in my living room. The beam is 1 foot high and 1/2 foot wide. (quite strong). I am planning to use 2 metal faceplates . Each ...
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2answers
67 views

Do toggle bolts have to be perpendicular to the floor?

Recently I installed floating shelves on my drywall using toggle bolts. I noticed some websites mention that toggle bolts need to open up in a way that is perpendicular to the floor. When I installed ...
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1answer
33 views

How to hang off of wide circular hole in concrete?

I have a concrete wall with many 2-inch diameter, 1.5 inch deep, perfectly cylindrical holes on it. I’d like to hang some relatively lightweight (up to 10 lbs) decorative stuff off of these holes. ...
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2answers
113 views

What is the equivalent degrees of one “turn”

Often in install or specification manuals you will see something like: Tighten X turns past finger tight Example This has always bothered me as it seems ambiguous. I've always taken this to mean ...
2
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1answer
49 views

How to remove carriage bolts from a basketball backboard?

How can I remove these carriage (or perhaps round head) bolts? (How were they ever tightened to begin with?) There seems to be no way to access behind the backboard.
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0answers
65 views

Removal of a Large Bolt

I looked at an earlier set of answers that seem to apply to this situation, but they are not quite the same and the question is different. I have a large pin that is threaded on one end. It is 1" dia ...
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10answers
5k views

Turning a hard to access nut?

Working on the propane conversion of my gas stove. One of the orifices to be changed is in a very hard to access location - shown in the photo. The orifice is the "nut" I'm referring to, which you can ...
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3answers
56 views

Attach railing to aluminum post

I am putting in a handrail down the few steps into our garage. The floor is concrete, so I've ordered a couple of 3x3 aluminum posts. The railing has a single attachment point per post, and the ...
3
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1answer
81 views

Help with strange type of bolt

I'm hoping someone can help me identify what type of bolt(if it is even a bolt) this is, what it is used for and most importantly how to remove it. This is used to attached a boat engine to a transom,...
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2answers
339 views

Would a M6 bolt fit in a 6mm hole?

I'm trying to look for some Allen screws for a friend to help him out, but am unable to figure out the correct size of the screws and nuts he lost (see image, marked in red).. I'm not really familiar ...
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3answers
382 views

Rectangular steel tube bolted connection

Is there any way to make bolted connections (T-shape, L-Shape etc) for rectangular or square steel tubes to avoid welding but also achieve modularity of the structure? Threaded tube inserts can help ...
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3answers
261 views

Correct orientation for t-shaped shelf bracket to minimize stress on anchor bolts

I have a t-shaped shelf bracket that looks like this: | <- screw hole here | <shelf> |----------- <wall>| | | | <- screw hole here This is a ...
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1answer
174 views

Alternative to using a bearing on threaded rod? [closed]

I have a project where I use a threaded rod to allow a piece to move up and down the rod when rotated (much like a deodorant stick) now I need to fix the threaded rod to it's container in such a way ...
0
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1answer
108 views

Where to find this kind of bolt?

We have a system of shelves that we brought with us when we moved to a new apartment now. However, some of the bolts broke and now we're having a hard time buying new ones. These are not from Ikea. ...
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2answers
579 views

Building a No-Weld Trailer Chassis

I need a chassis for a box trailer. For now I'm focusing on the chassis itself, as once that's built I can use it to haul the rest of the things needed for the box. I'm no steel-worker though, and ...
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1answer
92 views

I tightened a Titus Minifix Cam too hard and now I have to take it apart. Is that OK?

I put together this TV stand, and used a cam/bolt dowel for the first time when I got to the step of attaching the top of the TV stand (A) to the two stand panels (E). Since I assumed the cam had to ...
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2answers
82 views

What's the spanner called for these “four side notch” collars/bolts?

Notice this thing, for a 30mm ... What is the tool to tighten that properly? It would seem to be best if it was a long tube-like thing you slid down from the top and tightened, but, maybe there's a ...
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1answer
1k views

Where do you put multiple washers when you have a bolt and a threaded hole?

I bought a bed second hand, and it came without instructions, the bed posts have threaded holes, for bolt to go into, and the bolts have a locking washer, and a bigger bigger, flat one. I wish to know ...
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2answers
66 views

loosening bolt on the steel support strut that's secured to the ceiling of the garage

I was working on my garage door the other day and I noticed that the steel supporting strut (or more appropriate name for this? See the picture) tilted due to a loosening bolt, the ceiling cracked ...
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3answers
382 views

What is the name of a “headless” bolt

Wasn't sure whether to post this on ELU or here, but thought I would have better luck here. Anyway Merriam Webster defines a Stud Bolt as a bolt with threads on both ends designed to be screwed ...
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1answer
512 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 ...
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2answers
30 views

Folding garden chair assembly…putting a stud in the wood

I bough an wooden garden chair table set from a company called vidaXL. There is one step where a half threaded metal stud needs to be screwed in the wood. The other half of the stud is smooth and ...
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1answer
167 views

What are the iron bars and threaded rods sticking up out of my backyard?

What are these bolts and metal rods sticking out the ground?
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2answers
1k views

How can I tighten nut under kitchen sink

My kitchen tap has come loose from the sink and I'm having trouble tightening it back up. This is what it looks like. I need to tighten the nut, but the problem I'm having is there is not enough ...
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2answers
94 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 ...
2
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3answers
299 views

How to fasten rotating pieces without self-tightening (or loosening)? [closed]

I'm trying to make a "slider crank" mechanism for cheap out of 1/4" x 1.5" aluminum, where all the movement is in the xy-plane (parallel to the ground). Total linear movement is ~6 inches. Not my ...
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1answer
780 views

How do you pry apart pieces stuck together by cam screws?

I have already removed the cam lock (the round piece that locks it in place). What I am left with is two pieces of wood that are attached by the cam screw. Simple hand pulling has not pulled them ...
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2answers
83 views

A very hard to find piece of hardware [closed]

Our new-to-us house has cable-guided retractable solar screens. The cable tension is maintained by a bracket mounted piece of hardware that looks kinda like this: Not even the hard to find hardware ...
2
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2answers
148 views

How to identify a nut

I have to replace a nut on an old sliding door that dates back at least 50 years. The nut fits a 7/16 spanner, but that's all I know about it. Unfortunately I can't take the nut off and take it to my ...
2
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1answer
77 views

What is this metal bookcase component called?

I have partially assembled a tree bookcase and have discovered that I have been supplied with an incorrect part. I was supplied with the part shown in the attached picture. The pictured part is 76mm ...
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9answers
10k views

How can I cut off the rusted closet bolts holding my toilet?

I need to change the wax ring on my toilet. The closet bolts that hold it in place are rusted so I need to cut them in order to remove the nuts. I thought of trying bolt cutters. The bolt cutters I ...
6
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4answers
1k views

How to attach an appliance bracket to a stainless steel table?

I need to attach this base plate to a stainless steel table in a commercial kitchen. It'd be attached to the top surface off to the side. It's for a commercial size can-opener. How do I go about ...
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1answer
2k views

How strong is a lag bolt through the narrow face of a 2x4 stud (meaning it only has 1.5" to grab)?

I'm trying to mount a TV, but the only studs are on the outside walls of this niche in my fireplace. Meaning I could build a little wooden box and lag into the narrow face of the studs (the 1.5" ...
1
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1answer
752 views

screws, bolts or nails for ground level deck framing

Following up framing for ground level deck I'm putting 2x8 for framing of the ground-level deck, it is a floating deck, i.e. not attached to the house. So, 2x8 joists will be sitting around perimeter ...
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1answer
72 views

What's the name of this metallic eye?

This piece of hardware looks similar with an eye bolt but there is no bolt there though. What's the name of this piece?
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1answer
54 views

Double expansion concrete anchor

I have a few 3/8" double expansion concrete anchors and noticed that on one side it is threaded and on the other it is not. Which side goes into the hole?
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1answer
8k views

What lag bolts to use when mounting 65" TV to drywall using plywood?

I've seen this question asked before, but didn't see what hardware to use in putting up the plywood. I'm looking to mount my 65" TV above the fireplace using an articulating mount that mounts across ...
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3answers
2k views

How much cheaper is it to buy nuts and bolts by the pound? [closed]

I have heard that buying nuts/bolts/lag screws by the pound is cheaper than buying them individually. In my town, Tractor Supply sells them by the pound, whereas Lowes sells them individually. Is ...
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3answers
4k views

What ikea screwdriver type is this?

I am trying to disassemble by bedframe and the Screwdriver that I have seems too loose. Where can I find a screwdriver to do this?
3
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2answers
5k views

How to remove a bolt with a broken-off head

I'm looking for advice on non-destructively removing a bolt with a broken-off head. While loosening a bolt on some exercise equipment, I broke off the head completely, leaving the shank recessed ...
1
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2answers
1k views

How do I cleanly cut threaded stainless .24" rods?

I have tried hack saw, manual bolt cutters, plasma cutter - all of which mess up the thread and make it tough to get the nut on. What's the best tool for this? Ideally something under $50 or ...
3
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3answers
2k views

How can I put a knob on a threaded rod?

I need to create a "thumb screw" or "hand wheel" out of a 1/2-20 UNF threaded rod to serve as fine linear adjustment screw for a heavy load. (I can't find ready-made knobs with this thread, nor thumb ...
2
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3answers
684 views

How can I get my lawnmower bolt off?

I have a Ryobi electric lawnmower, and I want to get the blade sharpened for the first time. I have a 15mm ratchet wrench, just like the instructions say, and I'm immobilizing the blade with a brick. ...
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2answers
950 views

How should I mount this ceiling light fixture?

I have a fairly heavy (a few kg) hanging lamp which came with this ceiling mount (and no instructions): So, to mount it, I can remove the bracket from the cover, screw it to the ceiling, put the ...
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0answers
101 views

Can you convert a metric hole into sae tap?

I tapped an m11 x 1.5 hole in my car frame to mount the hitch... now can {can't} find a matching bolt and i cant go much bigger Ive read that 7/16 is pretty close just wondering possibilities Can you ...