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

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2answers
2k views

Why did my locked door open by itself?

Why would our front door have opened by itself? It was locked. It has an entrance set - a latched, not deadbolt, knob handled, keyed on the outside and turnsnib on the inside style lock. We have had a ...
2
votes
4answers
20k views

How to drill a hole in the wood without an electric drill?

During a travel in Laos, I need to drill some holes into a double-door's wood to install a locker. The wood is rather hard, and I don't have an electric drill (and can't find it). I only have 2 small ...
1
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2answers
699 views

How can I secure an outwardly opening front door without damaging anything?

This is a rented house in Japan (single room). It has an outwardly opening front door. The resident (a single woman) has fear of intruder breaking in. Also, damaging/modifying the door or the wall is ...
1
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3answers
118 views

Which parts are missing from this vintage lockset?

I'd like to get this lockset back into working order on a vintage 1-3/8" interior door with 2-3/8" backset, but do not know which parts are missing. Here is what I do have: Also, either the door ...
3
votes
1answer
236 views

What are these called?

Can someone help me out and let me know what these are called? I'm looking on a DIY site to order one but can't work out what these are called to be able to find them. As you can see in the ...
7
votes
6answers
27k views

Did I break my Kwikset SmartKey lock by trying to rekey with a key that doesn't fit all the way?

I got a Kwikset deadbolt lock (has key hole on both sides instead of key hole externally with latch internally). This lock uses SmartKey technology so you can rekey the lock to use a new key rather ...
2
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1answer
147 views

What kind of lock is this, and how can I replace it?

This is the lock barrel from one of my window handles - the key jammed in it and when I pulled the key out, the barrel came with it. You can see on the photo where a small metal lug has snapped off, ...
3
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3answers
135 views

Jack and Jill bathroom light sensing door locks

I have an interior Jack and Jill bathroom that is connected to two bedrooms. I'm trying to solve the problem of someone locking the other door when using the bathroom and then forgetting to unlock it ...
0
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1answer
168 views

Which mortise lock/brand I should get to replace this one?

I got the Marks Metro mortise from HomeDepot and thought it would match the current size (I thought mortise has a standard size). However, when I try to replace it, the old mortise is a bit bigger. I ...
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5answers
11k 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 ...
0
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1answer
40 views

Front door lock “clicks” after closing

I have problem with my front doors. I feel little pressure during key turning and after closing them when I pull the doors towards frame I can hear clicking noise coming from lock (like it turns a ...
2
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5answers
10k views

How do I open a padlock after it has frozen?

I do some maintenance on the neighborhood ice-skating rink. To control the lights, there is an outside electrical panel that is locked with a padlock. This padlock always get frozen. Every time I ...
0
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2answers
52 views

Does the security certification of a lock relates to both bolts?

I have a Vachette lock installed on a door with a internal doorknob and no doorknob outside (one needs the key to open it). The lock is certified, which means that it is supposed to "resist to ...
2
votes
5answers
106 views

What factors influence the security of a front door lock?

Due to misplaced keys, we are going to either rekey or replace an old lock on our front door. The manufacturer was Barrows, which seems to be somewhat rare since our local hardware doesn't carry ...
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3answers
91 views

How can I lock a sliding door that doesn't have a door lock?

I don't know if this question constitutes a home improvement or life hack but I'll ask here first. We live downstairs for my wife's parents in Japan. My wife's mother occasional invades downstairs. ...
1
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4answers
1k views

How to get a new tumbler pattern to re-key existing locks?

I suspect I don't know what terminology is correct which is why I can't find any information on this via google. Say I have standard door locks (Schlage or Kwikset) that are fairly new and I have ...
1
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3answers
58 views

Old lock to pick

My new old house has skeleton key locks throughout. The home was remodeled and had new locks added to the entry doors on the main floor to use, however the skeleton key setup is still there for ...
4
votes
1answer
60 views

Metal doors, Mortise locks, and … mobile liner?

Spent last night retrofitting a fancy electronic combination lock on a metal door for the first time, and encountered something I don't understand. The door has previously had another mortise lock, ...
1
vote
1answer
64 views

Unlock an Omnia privacy lock with sliding mechanism from the outside of the door

Our bathroom has an Omnia brand privacy knob that I can't figure out how unlock from the outside of the bathroom. Unlocked: Locked: The outside of the door has a small hole underneath. I've ...
2
votes
1answer
110 views

Removing old Entry Door dead bolt lock

Attached is the picture of circa 1987 dead bolt lock from the back after removing the back plate. Could not find manufacturer name but seems like Kwikset based on key types. The front of the lock ...
0
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2answers
27 views

Wireless Security System deadbolts with door handle that locks - how to disable door locks

We installed a wireless security system to eliminate keys for entry into the home. This works well for the dead bolt, but the door handle has the lever on the inside to turn and lock. To enter, you ...
0
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0answers
114 views

Alternatives to cam lock screws

I'm making a battery cover for my longboard, and I've used cam lock screws to attach the cover to the wooden board. (http://tim.gremalm.se/battery-chassis-for-electronic-longboard/) The cover ...
13
votes
6answers
24k 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 ...
1
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1answer
35 views

entry door lock replacement

My keys might have been compromised. My options are : 1. Buy a Kwikset rekeying set and rekey all the locks (something I've never done before but there are enough Youtube videos that I can figure it ...
0
votes
1answer
36 views

How standard is American Standard Mounting for mortise locks?

If I have a door whick has been prepared for one ASM mortise lock, can I directly substitute another? For example, if the door had a Yale mechanical lock, would moving to a Kaba electronic lock just ...
0
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2answers
80 views

Multi point door lock security and can I use wood screws near it?

I've had a break-in so looking to improve my security. I have what I believe is called a multi point lock - see pic. Basically when you lock the door there are pins at the top and bottom of the door ...
0
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2answers
107 views

What type of screw should I use to install a latch lock on a metal door?

I want to install a latch lock on a metal door. What is the best type of screw for that?
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2answers
66 views

What does this double lock do?

I saw this recently and wondered: Why are there two lock cylinders? How does this work? Is this how this thing was originally designed? ...and thought someone on this site might have some insights. ...
1
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1answer
84 views

Please advise how to lubricate stiff latch bolt of mortise lockset on metal exterior security door. (NOT the pins in the keyway!)

The latch bolt of the mortise lockset in a metal security door is stiff. I worry about the long-term effect of slamming the door in order to drive the stiff latch bolt back and allow the door to ...
8
votes
6answers
9k views

How do I disable a lock?

I have the following door handle / lock combination that leads out to my garage. The key for the door has long been lost and sometimes someone will turn the internal lock and the door cannot be opened ...
3
votes
2answers
252 views

should door locks and deadlocks be keyed the same

Should door locks and deadlocks be keyed the same. Is there any advantage or disadvantage (besides having more then one key) in having them keyed different?
2
votes
4answers
32k 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 ...
1
vote
1answer
59 views

Why can I no longer turn the knob of my self-locking door from the inside?

I live in an old apartment and the door knob on my front door has been having problems for a while. In theory, the door locks from the outside automatically, but can always be opened from the inside. ...
4
votes
2answers
37k views

How do I fix an exterior door knob that will unlock but not turn?

My back door (which is only two years old) has a door knob that recently suddenly stopped turning. I can lock and unlock it, but it just won't turn. Here's a picture of the inside of the door knob: ...
0
votes
1answer
88 views

What are the best option to Rekey My New House?

I'm closing on my first house on Tuesday and I'm interested in seeing if rekeying my locks is worth the effort. I think my options are: new locks, rekey it myself, and get a locksmith to rekey it. Any ...
1
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2answers
842 views

How to remove Schlage deadbolt?

I want to remove a Schlage deadbolt so I can re-key it. I don't have the key (previous owner lost it). The deadbolt has keyholes on both sides. Here's a view of the inside face: The outside face ...
12
votes
1answer
2k views

How do I unscrew these?

I'm a college kid trying to sneak my boyfriend in my dorm window. The first section is the holder on the window, the second part is the end of the slider on the window. All I have to do is ...
2
votes
3answers
1k views

Can someone unlock a locked door and lock it back again without the key?

Is it possible for someone to unlock your front door get into your house and then lock the door again without being supplied with a key?
4
votes
4answers
432 views

Where can I find a key for my old locks?

My house was build in 1938 and the whole house has these door knobs everywhere. I believe they were made by Dexter. Is there a way to ID them properly and, if so, where can I find someone who makes a ...
7
votes
6answers
7k views

How can I fit a Schlage lockset in my front door?

I moved into a condo with a Kwikset lockset in the door. I wanted to replace it with a Schlage lockset, but the actual bolt portion of the deadbolt was too large to fit into the pre-drilled hole. If ...
2
votes
2answers
2k views

Replacing garage door lock barrel

Since I moved into my house, I've not had the key for my garage, so I'm looking into how I can get a new one. I've found what I think I need to replace on eBay, but there are a lot of variations on ...
3
votes
5answers
5k views

How can I remove a jammed, broken key from a lock?

I have a key to an apartment mailbox that was almost impossible to get the key in and out of to unlock, and in trying, my roommate broke the key off in it. From looking in with a light, it seems that ...
0
votes
0answers
163 views

Anderson lock won't unlock

Installed a new Anderson storm door and the handle hardware was working fine until i went and put the face plate on the door jam. The door will now not unlock and i can't open the door at all. The ...
0
votes
1answer
143 views

Weslock deadlatch is stuck

We have a weslock lock on the door to our garage (bought about 2 years ago), and it has gotton stuck. It would not open from the inside or outside. The key turns ok, and even makes the click sound, ...
0
votes
1answer
62 views

Quarter turn connection for plastic tubes — Design idea request

I'm developing a 3d project using AutoCAD 2013 and I would like to request ideas for a specific problem. It is not for a commercial project. It is about how to connect two hollow plastic pipes using ...
2
votes
2answers
58 views

Is it possible to modify my new europrofile cylinder lock to work in my traditional night latch?

We have a traditional night latch. We need to change the lock to use a different key. We accidentally bought a europrofile cylinder lock. I know from videos like this one that a lock can be ...
1
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0answers
121 views

Need replacement part for Baldwin Reserve “Columbus” handleset model COLXELL.TRR.OO3

The mechanism that opens the latch on our front door has broken. This is not as serious as it sounds because the main lock is a deadbolt (which is working fine). After some disassembly (OK, a lot of ...
4
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2answers
1k views

How can I remove a lockset latch assembly that's stuck latched?

My latch is stuck. I couldn't turn the handle, even unlocked, so I removed the handles. Now I've got direct access to the latch assembly, and I can't get the unlatching part to move (to the right, in ...
2
votes
4answers
236 views

How do I find a replacement door lock for this?

I moved into a newly built home and am trying to replace the deadbolt and the lever below. But I'm not able to find a replacement lock that replaces my existing locks. All locks I've looked at have ...
7
votes
5answers
11k views

How can I remove a key that has broken off in a lock?

I broke a key off in the lock of a desk drawer. The lock doesn't look easily replaceable, so how can I remove it? I've tried tweezers but they can't get enough of a grip to pull it out.