66 votes
Accepted

What do you call the fastener that's like a metal zip tie with a screw?

This particular type is a band hose clamp, worm screw, stainless steel. In Britain a Jubilee clip. 316 stainless steel worm gear hose clamp Grainger
  • 19.7k
53 votes

What do you call the fastener that's like a metal zip tie with a screw?

It's a hose clamp. Any hardware or automotive store carries them in the US.
  • 767
37 votes

Is this a tool? Or a nail?

From the Harbor Freight Hook Assortment (item #67587), it's a straight line "hanging hook." Photo below from the above mentioned web site:
  • 9,669
32 votes
Accepted

Why did they hammer nails in half way and bent them over to secure supports?

The nail heads aren't big enough for the holes. At that time carpenters didn't enjoy the vast array of fasteners and installation tools that we do today, so they may have used what was available at ...
  • 109k
31 votes
Accepted

How to remove a shelf fastener with a round head and no slot

That's an expanding plug anchor as is commonly supplied by closet system manufacturers. Pull the nail out by the head (a locking plier works well), then pull the plastic plug out. Here's a ...
  • 109k
25 votes
Accepted

What's the term for a hole with a screw thread?

That is simply called a threaded insert. It is either first placed into the mold, then plastic injected, or pressed in after the plastic handle is injected. Google images for "threaded ...
  • 266
23 votes

What are these fasteners on this hinge?

Looks like they used rivets. The only way to remove them, is to destroy them (drill them out).
  • 129k
23 votes
Accepted

Finding the right size of nut for a bolt

Judging by the pitch and diameter you've measured, what you probably have is an American UNC 6-32 screw. There are many conversion charts on the interwebs, but if you refer to this one in particular ...
  • 5,130
20 votes

Finding the right size of nut for a bolt

Big box stores (Home Depot, Lowe's, etc.) usually have a board hung up in their hardware aisle that you can use to identify threads/sizes of bolts and screws. You can just take your screw in and check ...
17 votes
Accepted

Is there a reason not to nail up drywall?

Nobody uses a pneumatic nailer for drywall. And in a world where shortcuts are revered, that has to tell you something. You know this already, but screws are the gold standard. They stay put and they ...
16 votes

What do you call the fastener that's like a metal zip tie with a screw?

Another common name for this type hose clamp is "gear clamp". They come in a variety of sizes to accommodate various hose diameters. (Image from PrecisionBrand.com.)
  • 62k
15 votes

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

Any type of threaded screw will eventually pull out. I'd think about using some bolt and cap nuts. You'd have to drill right through the door and can probably use the same holes on one side. I'd think ...
  • 60.4k
15 votes

What is the consequence of using lag bolts without pilot holes?

Pilot holes are done for two reasons. One is to help prevent the stud from splitting and the second is to make the lag bolt or screw easier to install. The ease of installation is important because ...
  • 7,674
14 votes
Accepted

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

This appears to be well suited to a rivnut installation. The threaded insert is placed in a hole sized appropriately to the insert, the tool is used to compress the portion inside the door and the ...
  • 9,669
11 votes
Accepted

What is this zip tie-like nail?

This is a ring shank nail they have very good pullout strength , Added for those that don't have 35+ years experience. The Ring shank nails I used in the 70's were 100% except for the tip. No matter ...
  • 100k
11 votes

What are these fasteners on this hinge?

Those look like rivets to me. You can simply drill the rivets out to release the hinge, however reinstalling the door could be complicated. A simple solution is to drive out the swivel pin from the ...
  • 6,765
11 votes

How do I better secure a loose lag shield in concrete?

Shaving some slivers of wood to take up the slack will work OK today, you probably won't achieve the rated holding power, and before long the wood will deteriorate and the plug will come loose. So ...
11 votes
Accepted

two-part fastener for right-angle wood connections

Good question! These aree common on DIY furniture. It's a cross-dowel and bolt. One commercial name is a Veritas Knock-Down Fastener. A similar device, with a head to keep it level with a surface, is ...
10 votes

Disassemble IKEA Godmorgon drawer

I have had and solved this problem. There are three wood dowels on each side between those cam lock screws. You must cut them. When you do, you will be able to tilt the side piece in order to extract ...
  • 109
10 votes
Accepted

What is this fastener attaching electrical box to concrete wall and how do I remove it?

I call them "pin anchors" but I think they have a longer actual name like "mushroom head drive anchors". The anchor is set by driving with a hammer, but can be "un-set" by unscrewing the pin because ...
  • 33.6k
9 votes
Accepted

Are there special pocket hole screws?

Yes, those are special pocket hole screws. They're basically just self drilling wood screws (which is why they have the fluted tips). Standard wood screws may work, but you are forced between trying ...
  • 6,835
9 votes

Is this a tool? Or a nail?

It's a scriber used for marking wood, metal, etc. for cutting or drilling.
  • 60.4k
8 votes
Accepted

Can I use a tap and die kit to change the thread pitch on an existing machine screw?

If you're trying to completely change the treading on a nut or bolt with a tap and die, I don't think that's going to work very well. You may be able to get a new thread pitch, but it will be ...
  • 32.4k
8 votes

Why did they hammer nails in half way and bent them over to secure supports?

Because it is easy to remove the nails if required to move the post. The nails mostly hold the post in position until the overall weight of the building bears down a lot of pressure on the post. At ...
  • 62k
8 votes

How to remove a shelf fastener with a round head and no slot

Get a pair of vise-grip locking pliers: They clamp down and can turn ANYTHING. I used them to remove some one-way screws. Just be careful never to try them out on your fingers, unless you like the ...
  • 81
8 votes

What are these fasteners on this hinge?

Called 'pop' rivets in the UK, also 'blind' rivets, since you don't have to have access to the other side on the part receiving the rivet. Be careful drilling out, as the centre pin is steel, and the ...
8 votes

Do lag bolts need to be centered?

Yes, keeping lags centered in studs is important. The following is minimum for BOLTS IN WOOD: Edge distance: Perpendicular to grain: 4 times dia. Parallel to grain: 1.5 times bolt dia. End ...
  • 22.6k
8 votes
Accepted

Drill hole size for a given screw size in tile

You want the hole through the tile a tiny amount larger in diameter than the outside diameter of the screw body. If the hole in the tile is smaller than the screw the tile will most likely crack as ...
  • 62k
7 votes
Accepted

How can I choose the best lag screw / lag bolt?

The bigger question is how many vertical supports and how long are they? 1/4" lags 2” into the 2x4 has 510lb pull out strength (255lb/inch) put 2 or 3 in each piece of strut and each one can handle ...
  • 100k
7 votes

Nail through ceiling

Looks to me like a drywall screw or nail has "bubbled out". It happens sometimes due to wall movement, especially with weather swings (like a real wet winter or a long drought). It also happens when ...
  • 33.6k

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