A device for securing access, typically on a door, and typically controlled with a key or combination.

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1answer
378 views

What is causing discoloration on my bronze-finished lockset?

We bought a bronze finished lockset about five years ago, and now a lot of it is ashy looking and green in some places. It looks a little worse every year. It's on an exterior door facing west. ...
2
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2answers
1k views

Where can I get a new key for an old lock?

There are two locks on my apartment door. The key to the bottom lock was lost long ago - before I moved in - and we now just use the top lock. The bottom lock is probably 50-60 years old and ...
2
votes
0answers
213 views

How do I replace an old-style (“wide screw posts”) garage T-lock handle?

My garage features an old-style T-handle very similar to Prime-Line GD 52169 or National Hardware V7643, except that the distance between the hole centers is 1-3/4". Unfortunately, I cannot seem ...
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votes
3answers
1k views

What is a good source for older Crestline window locks? [closed]

I've been looking for two replacement locks for a Crestline window sash. The window was purchased from Menard's in 1993. I contacted Crestline about where to find the replacement locks and they gave ...
2
votes
4answers
14k views

How to remove a stuck key?

A hypothetical question - if I get a key in the door lock from one side of the door, could I somehow use another key to open the door from the other side? And what if you could "engineer" the stuck ...
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votes
5answers
2k views

Home wireless lock

How can I improve my home with a kind of front door lock that would act like those car that can unlock when it receive signal of the key in your pant? My goal would be to keep my keys in my pant ...
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vote
2answers
460 views

Replacement key for an old sewing machine?

I'm having an old sewing machine with a simple lock, for which I can't find the key. What's the best way to: Find a good replacement key for it If it's not possible, pick the lock so that it'll be ...
13
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5answers
15k views

What kind of lubrication should I use for a lock?

I recently made the Yale lock on my front door much easier to open by spraying some WD-40 in there. However, I just saw this question on WD-40 not being a “true” lubricant, and wondered whether it ...
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5answers
11k views

Why does my latch not retract when I push or swing the door shut, but will retract when the knob/lever is used?

This just started today. I have to turn the knob in order for the latch to retract. Before, I could just push to door shut and the latch would retract when it hit the plate on the door frame. But now ...
2
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1answer
385 views

what parameters should I look for when choosing an electric deadbolt?

I am looking for electric deadbolts for external steel doors - to place several of them on a door - one on each side (top, bottom, left, right) for extra security. I want to buy just the deadbolt ...
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votes
5answers
16k views

How to tell if your locks are bump proof?

I was reading about lock "bumping" where burglars buy 'bump' keys and can open locks very quickly. I was also reading that some locks are bump proof (double chamber perhaps?). My question is: how can ...
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4answers
3k views

How can I prevent an outside lock from freezing?

I store a bunch of the "outside stuff" in the shed for the winter. Mainly things that I only use when the weather is warmer. It pretty much remains locked up for the winter. Occasionally though, I ...
15
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1answer
1k views

How does Schlage SecureKey Re-keying mechanism work?

Here is their consumer info. And here is an amateur teardown, although I can't tell from the pictures how the thing actually works. Does any one have any better powers explanation? But beyond just ...
8
votes
5answers
4k views

What is the best way to secure a set of folding attic stairs?

My company is opening a new office in an existing office building. While inspecting the office prior to move-in, I noticed that the attics between all suites in the building are open to each other. ...
7
votes
2answers
406 views

How long do batteries typically last in electronic deadbolts?

I'm considering getting a Schlage Plymouth Keypad for our front-door but was curious how long the 9V battery typically lasts. The web site says "3 year battery life" but I'm... skeptical. =) Has ...
2
votes
1answer
4k views

How do I replace mortise locks with bored cylindrical locks?

I purchased an older home that has mortise locks in all of the doors. They're all very difficult to use and some of them don't work at all, making the doors difficult to impossible to close. Since I'm ...
2
votes
2answers
3k views

How so I fix a loose Kwikset deadbolt faceplate?

We have a kwikset deadbolt on our main door and the faceplate has come loose. There are no visible screws on either side of the door, so I am assuming they are under the brass plate on the inside of ...
7
votes
6answers
3k views

Is it worth having two locks in exterior doors?

I've noticed that some places have a lock in the knob and a deadbolt in the exterior doors, and some places have a knob without a lock and just a deadbolt. Is there a benefit to having a lock in the ...