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Crenshaw Lock

Deadbolt Installation in Torrance · 24/7 mobile

Deadbolt Installation in Torrance, California

Crenshaw Lock Company installs and replaces single- and double-cylinder deadbolts in Torrance, California, 24/7. We are fully mobile and come to your home or business with the hardware and tools on board. Call (323) 997-8867 to talk through your door and get started.

  • Mobile to your Torrance location
  • Available 24/7
  • Price quoted before we start
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Deadbolt bolt extended into a reinforced strike plate
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A deadbolt is one of the most effective upgrades you can make to an entry door, but only if it is fitted properly. In Torrance, doors vary a great deal from one part of town to the next. A 1920s Craftsman bungalow near El Prado has very different needs from a 1960s ranch home in Southwood, and a retail suite near Del Amo Fashion Center is a different job again. A good installation starts with looking at the actual door.

Crenshaw Lock Company has served Greater Los Angeles and Ventura County since 1987, and owner and lead technician David Shar has worked on every era of residential door you will find in Torrance. We add deadbolts where there are none, replace worn or failing ones, and upgrade builder-grade sets that were fine in 1965 but are tired today. We are a mobile service only. There is no storefront to visit, because we bring the work to your door.

Whether you need a single-cylinder deadbolt, which is operated by a key outside and a thumbturn inside, or a double-cylinder model that takes a key on both sides, we will explain the tradeoffs plainly. We will also tell you when a different choice makes more sense for your door, your household, and your local fire-safety considerations.

How it works in Torrance

  1. 1

    Talk through the door and the goal

    When you call (323) 997-8867, we ask what you are trying to fix. You might be adding a first deadbolt, replacing one that sticks, or matching several doors to one key. We ask about the door material, whether it is wood, metal, or glass-paneled, and any history of break-in attempts.

  2. 2

    Inspect the door, frame, and strike

    On arrival we look at the door's thickness, the existing bore holes, and the condition of the frame. A strong deadbolt in a weak frame does little good, so we check how the strike plate is anchored and whether the jamb is split or worn.

  3. 3

    Choose the right deadbolt

    We go over single- versus double-cylinder options, grade of hardware, finish, and keying. If you want the new lock to share a key with your existing locks, we can plan for that now. For glass-paneled doors, we discuss what a double-cylinder does and does not add.

  4. 4

    Install and reinforce

    We drill or reuse the bore as appropriate, fit the bolt and cylinder, and set the strike plate. Where the frame is soft, we reinforce it with longer screws that reach the framing behind the jamb. On older doors we work carefully to avoid damaging the wood or finish.

  5. 5

    Test, key, and hand over

    We cycle the bolt many times with the door open and closed to confirm it throws fully without binding. Then we hand over the keys, show you how the thumbturn or key operation works, and answer any last questions before we leave.

Need deadbolt installation in Torrance?

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What affects the price

  • Whether you are adding a new deadbolt to a door that has no bore or replacing an existing one that already fits.
  • The grade and brand of deadbolt you choose, from standard residential sets to heavier-duty hardware.
  • Single- versus double-cylinder construction, and whether the lock needs to be keyed to match other locks.
  • The condition of the door and frame, including whether the strike area needs reinforcement or the bore needs correcting.
  • Door material and style, since solid wood, hollow metal, and glass-paneled doors each call for different handling.
  • The time of day or night you call, since we operate 24/7 and after-hours service can be part of the overall quote.

Why Torrance chooses us

  • Fully mobile service with the tools, hardware, and cutting equipment on board, so most installs are done in a single visit at your door.
  • Experience since 1987 across Torrance housing, from 1920s Craftsman doors to 1950s and 1960s ranch-tract entries.
  • Straight advice on single- versus double-cylinder choices, including when a double-cylinder is not the best idea for a household.
  • A focus on the frame and strike as well as the lock, since the lock is only as strong as what it is anchored to.
  • Careful work on older and historic doors, where we aim to add security without needlessly altering original wood or character.
  • Owner-led service, with David Shar as lead technician, and we are available around the clock.

Deadbolt Installation across Torrance

Torrance is a city of distinct districts, and the doors reflect that. In Old Torrance, the Craftsman bungalows near El Prado often have original wood doors and older mortise hardware. Many owners want better security without ruining the look of a historic entry, so we focus on clean, minimal-impact installs and careful drilling. In the hillside Hollywood Riviera and in Walteria, mid-century and coastal homes often have a mix of original and updated doors, and salt air near the coast can wear on older hardware.

Across Southwood and West Torrance, large 1950s and 1960s ranch tracts still have many original Kwikset and Schlage sets. After decades of use, those older deadbolts can loosen, stick, or fail. Replacing them is a good moment to have several doors keyed alike, so one key works the front, back, and garage entry. If you are in ZIP code 90503 or 90505, or anywhere across 90501, 90502, or 90504, we come to you.

We get around Torrance by the main routes, including Hawthorne Blvd, Crenshaw Blvd, Torrance Blvd, Sepulveda Blvd, and Pacific Coast Hwy, with the I-405 and I-110 connecting to the rest of the region. Whether your home is near Wilson Park, Madrona Marsh Preserve, or Torrance Beach, call (323) 997-8867 any hour and we will plan the job with you.

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Other Torrance locksmith services

See all of our Torrance services, or our citywide deadbolt installation page.

Deadbolt Installation in Torrance — FAQs

Can you install a deadbolt on a door that does not have one?
Yes. If the door is solid enough, we bore the holes, fit the bolt, and set the strike plate. We check the door's thickness and condition first. Call (323) 997-8867 and describe the door so we can plan ahead.
Should I choose a single- or double-cylinder deadbolt?
A single-cylinder uses a key outside and a thumbturn inside, which is easier to exit quickly in an emergency. A double-cylinder needs a key on both sides, which can help with glass-paneled doors but is a concern for fire exits. We talk through your situation before recommending one.
Can you add a deadbolt to my historic Old Torrance bungalow without damaging the door?
We can often do it with minimal impact, working carefully with the existing wood and, where possible, using hardware that suits the look of the door. Every historic door is different, so we inspect it first and explain what is possible before we drill anything.
My old Kwikset deadbolt in Southwood failed. Can you replace it and rekey the house?
Yes. We can replace the failed deadbolt and key your other locks alike, so a single key works across your entry doors. Call (323) 997-8867 any time, since we are available 24/7.
Do you reinforce the door frame as part of an installation?
We check the strike plate and frame every time. Where the frame is soft or the strike is weakly anchored, we can reinforce it with longer screws into the framing. A stronger frame makes a real difference in how the door holds up.
Do you have a shop I can visit to buy a deadbolt?
No. We are a fully mobile service with no storefront. We bring hardware to your door and install it on site, which lets us fit the lock to the actual door in front of us.
Can you install deadbolts at my Torrance business?
Yes, we serve commercial doors as well as homes. Storefront and tenant doors may need specific hardware, such as aluminum-door cylinders, so describe what you have when you call (323) 997-8867.
How is the price of a deadbolt installation decided?
It depends on the hardware grade, whether the door is new or already bored, the cylinder type, the condition of the frame, and any keying requests. We explain the factors and the quote before starting work.
DS

Reviewed by David Shar — Owner & Lead Technician

Crenshaw Lock Company has served Greater Los Angeles & Ventura County since 1987.

Last updated 2026-10-12.

Call (323) 997-8867 · Open 24/7