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Julian's Locksmith

Fontana, San Bernardino County

Need a Duplicate Deadbolt Key in Fontana? We Cut It at Your Door

Short answer: The best source for a duplicate deadbolt key is a key in good shape, not a copy of a copy. If yours is worn smooth, we can cut a new one by code or by reading the lock's pins, which restores the original depths. In Fontana, we do that at the door, run the bolt through a full throw, and only then call the job finished.

Duplicate Deadbolt Key in Fontana, CA — Key duplication on a precision key machine

Tenants and landlords both end up asking for a duplicate deadbolt key, and for opposite reasons. A tenant wants a spare for a partner or roommate. A landlord wants numbered copies for a new lease, a manager and a maintenance lockbox. In Fontana, we handle both, with a few ground rules: we confirm who is allowed to authorize copies, we check the lease where it matters, and we remind owners that California law requires a working deadbolt on a rental's main entry door. We cut, test and label the keys at the property. Call (951) 903-3193 to set it up.

What to know first in Fontana

Your deadbolt's brand tells us most of what we need. Schlage deadbolts commonly take SC1 keys with five pins, while six-pin SC4 and several other profiles turn up in older or specialty models. Kwikset uses KW1 for five pins and KW10 for six. Yale, Weiser, Baldwin and Emtek have their own profiles or borrow the big two, and some brands change keyways between product lines. Kwikset SmartKey locks add a twist: they use a different style of key and can be reset to a new key in seconds, so a worn SmartKey key is often better solved with a reset than a copy. Keypad and smart deadbolts hide an ordinary keyway behind a cover for emergencies, and that backup key still needs good copies. High-security systems such as Medeco, Schlage Primus and Mul-T-Lock use restricted blanks and often require authorization. Photographs of the key and the faceplate, plus any letters stamped on the key's head, let us bring the right blank to Fontana on the first trip.

Work included on a typical visit

  • Copies for standard Schlage and Kwikset deadbolts. Common brands are the easy end of this work. Kwikset, Schlage, Weiser and Yale keyways account for most residential deadbolts, and a clean copy takes only a few minutes at the cutter. What takes longer is the testing: we turn the new key in your lock several times to confirm it behaves like the original.
  • One key for the knob and the deadbolt. Two keys per door is a daily annoyance, especially with kids. When the brands match, both Kwikset or both Schlage, we can rekey the deadbolt to your knob key, or the reverse, and cut spares of that one key. The old deadbolt keys stop working, which is a bonus if you have lost track of where they went.
  • A deadbolt key made from the lock itself. Sometimes a duplicate deadbolt key starts with no key at all. A neighbor may hold a spare, a former owner may have left one, or the builder may have keyed three doors alike. Failing that, we make one from the lock after confirming that you live there or own the home. Then we cut a second copy so you never face this again.
  • Several doors, one keyed-alike set. A keyed-alike set serves the whole property with one key per person: front, back, garage service door, and sometimes a workshop or side-gate lock. When some deadbolts are already keyed alike and others are not, we identify which is which, and rekey the outliers before cutting duplicates.
  • Sets for rentals, house-sitters and caretakers. Owners of rentals and second homes in Fontana often need several identical deadbolt keys: one for the property manager, one for the cleaner, one to lock away. We cut a numbered set, write down who holds which, and suggest rekeying between tenants so old copies cannot reach the door.

How Fontana shapes the job

Commuters leave before sunrise and return after dark, which is when stuck keys bite. Our 6:30 a.m. start fits before-work visits, and a spare deadbolt key kept with a neighbor or coworker saves a long drive home. Schedule the duplicate when the week is calm, not at the last minute on a Monday morning with a freeway merge waiting.

Family homes in Fontana need several keys: both parents, a grandparent, a sitter, and eventually a teenager who loses one every semester. A duplicate deadbolt key is easy; keeping them straight takes a system. Color caps help, and so does a single keyed-alike key for the doors kids use. We can cut them at your kitchen table and show you where to store the original.

Builder-grade tracts usually use Kwikset or Schlage hardware, with front, back and garage-entry deadbolts keyed alike, or supposedly so. Framers, painters and flooring crews often handled the original keys, so many owners rekey after closing. Whichever route you pick, a duplicate deadbolt key cut from a clean source works well. If you are still on a builder's key, a rekey plus a fresh set of copies is a tidy start.

Common situations

  • On a hot afternoon, a homeowner finds the deadbolt key harder to turn and decides a new copy will help. We would test the original with the door open, see that it turns freely, and find that the warm metal door has expanded and is rubbing. A strike adjustment and dry lubricant fix it, so the duplicate becomes a spare, not a cure.
  • Three roommates in a rental near Summit High School have one deadbolt key and have been passing it around like a baton. The landlord approves two more copies by text. We would confirm the approval, cut the keys, test them, and hand each roommate a differently colored cap so nobody grabs the wrong one on the way out.
  • A landlord with a duplex near Bono's Historic Orange on Route 66 wants four numbered copies of the deadbolt key for a new tenant, one for the property manager and one for a lockbox. We would confirm ownership from a tax bill or lease, cut the set, test it in both units, and suggest a rekey at the next turnover instead of reusing old keys.
  • A new owner in Fontana discovers that the front door has a knob key and a deadbolt key from different locks, and the previous owner may still hold a third copy. We would rekey the deadbolt to match the knob, cut three working copies of that one key, and the old deadbolt keys, including whatever the seller kept, stop working.

How the visit works

  1. Tell us about the lock and the key. The call starts with questions: how many doors, how many copies, is the key worn, does it ever stick? Tell us whether the lock is a keypad model. We use those answers to load blanks and tools and to give you a quote before we head to Fontana.
  2. Confirm who is asking. Keys are copied for people who are entitled to them, so we check. If the person who needs the copy is not you, say a grown child or a caretaker, the resident can approve it by phone and we verify the resident's ID too. If the paperwork does not line up, we pause and sort it out.
  3. Read the key against the lock. A loupe, a depth gauge and a few test blanks tell us a lot. We confirm the keyway, compare the key's cuts with the standard depth increments for that brand, and decide whether copying the key as it is makes sense. If it does not, we choose another route, such as decoding the lock or cutting by code.
  4. Cut the duplicate. Cutting is steady, deliberate work. We clamp the blank, trace or code-cut each depth, then deburr the edges so no metal filings carry into your lock. Rushed, burr-laden copies are a main reason new keys feel rough. Multiple copies are cut from the same source, never from each other.
  5. Test it in the real deadbolt. A key that spins on a bench is not proven. We test each duplicate in the installed deadbolt, with the door shut, using a firm but normal hand. If the bolt drags at the strike, we adjust that too, so the next key you cut is not blamed for the lock's complaints.
  6. Label, hand over and plan the spares. We hand the keys over, give you a work order, and suggest a simple labeling method, such as colored caps or a number stamped on the head, so you know which key is which. We will also recommend where to store a spare that is not under a flowerpot.

Pricing factors

  • Keyway and blank type. A standard Kwikset or Schlage blank is the least expensive key to make. Restricted keyways and high-security blanks cost more because the blank itself is controlled and sometimes must be ordered. Tell us the brand on your deadbolt and any letters on the key, and we will quote the blank in advance.
  • Tracing versus decoding. Copying a healthy key by tracing is the fastest route. A worn key, a missing key or a copy of a copy calls for decoding, where we measure the lock's pins or work from a code. Decoding takes longer and uses different tools, and the price reflects that extra effort.
  • How many keys and how many locks. Three copies from one source are close to the same effort as one, but a different key for each of four deadbolts is four separate jobs. If you want a keyed-alike setup, add the rekey work. A quick count of doors, keys and family members on the phone avoids surprises.

Every job gets a clear quote before any work starts. Call (951) 903-3193 with the details and we'll tell you what to expect for your situation in Fontana.

What to do before we arrive

  • Do not force a stiff key. If it sticks halfway, back it out and try again with gentle, straight pressure and no prying. Twisting hard on a deadbolt key bends or snaps it inside the cylinder, and extraction costs more than a copy. If it keeps sticking, stop and call.
  • If your deadbolt sticks more on hot afternoons in Fontana, the cause may be thermal. Metal and wood doors expand and press the bolt against the strike plate. Test by trying the key with the door open. If it turns freely, adjust the strike or call for service before replacing the key.
  • If you rent, read your lease before you copy anything. Some leases limit copies, and California landlords must provide working deadbolts under Civil Code section 1941.3. A short note from your landlord approving the copy lets us proceed without delay and keeps your relationship clean.
  • If you share a key with a dog walker or cleaner, mark that copy differently from the family keys. When they stop working for you, you will know which key to retire. A rekey resets everything at once, but marked keys make tracking easier between resets.

What not to do

  • Spraying oil in the keyway. Oil-based lubricants attract dust, and inland dust plus summer heat turn them into sticky grime that makes keys hang up and pins stick. Dry graphite or a PTFE-based product is the better choice, applied sparingly.
  • Installing a double-cylinder deadbolt on the main exit door of a home. A key on both sides sounds secure, but in a fire you would be hunting for the key. Building rules generally require the main exit to open from inside without a key.
  • Skipping the test at the door. A duplicate that works on a bench can still bind in an installed deadbolt. Walk the key through a full lock and unlock with the door open, and again with it closed, before you accept it.

Reaching Fontana

Fontana is about 16 miles from our San Bernardino base, roughly 22 minutes in light traffic via Palm Avenue to I-215 South. When you call, you get an arrival estimate based on where the technician is and the traffic at that moment.

Once the evening commute thins out on I-15, drive times usually shrink. That makes an evening call before closing a practical option for non-urgent jobs that you couldn't fit into the workday.

About Fontana: California Speedway opened in June 1997 on former Kaiser mill land just outside city limits, and as Auto Club Speedway it hosted its last NASCAR Cup race in February 2023.

NeighborhoodsCentral Fontana, Jurupa Hills area, Village of Heritage, Sierra Lakes, Downtown Fontana, Hunter's Ridge
ZIP codes92335, 92336, 92337
Main routesI-10, I-15, SR-210, Sierra Avenue
From our San Bernardino baseabout 16 miles via Palm Avenue to I-215 South, then SR-210 West (Foothill Freeway) to the Sierra Avenue exit and south into downtown; I-215 North to I-15 South for the Sierra or Summit Avenue exits in North Fontana; I-215 South to I-10 West for Sierra or Cherry Avenue in South Fontana

Home lock work in Fontana?

Call (951) 903-3193 with the address and a quick description of the doors and locks involved. We'll quote the job before any work starts.

Frequently asked questions

As a tenant, can I get my landlord's deadbolt key copied?

Check your lease first. Many leases limit copies, and some deadbolts belong to a building-wide system. A written note or text from your landlord approving the copy is usually enough for us to proceed, along with your ID and lease. Without permission, we may decline, because the landlord is responsible for the building's security.

Can you cut a deadbolt key from a photograph?

We don't cut keys from photos people send us. Lighting and angle make the depth readings unreliable, and a picture cannot show who has the right to the key. When no key exists, we work from the lock itself after verifying ownership. The flip side applies to you too: avoid posting clear pictures of your keys online.

Can you duplicate Medeco or Schlage Primus deadbolt keys?

Yes, for the people entitled to them. Both systems use restricted blanks and usually an authorization card or signature on file. We check your ID and authority, then cut the key if we hold the blank, or order it from the manufacturer. That adds time, so we tell you the realistic schedule up front and quote before we start.

How many copies of a deadbolt key should I have?

Enough that no one is locked out, and few enough that you can account for each. For most households that means one working key per adult, one spare with a trusted neighbor or relative, and the original kept at home as your source. Beyond that, consider keypad codes you can delete, which beat extra brass for cleaners, guests and short-term helpers.

Can you copy a deadbolt key stamped Do Not Duplicate?

Often yes, with conditions. The stamp is a request from the owner or manufacturer, not a technical barrier. We copy such keys for an owner or authorized person who can show ID and proof of authority. For true restricted systems like Medeco, Schlage Primus or Mul-T-Lock, the maker's rules apply, so we check authorization and may order the blank from the factory.

How do I know which key blank my deadbolt uses?

Look for letters stamped on the head of the key, such as SC1, KW1, KW10 or Y1, and note the brand on the deadbolt face. Those two clues usually settle it. If nothing is stamped, a photo of both sides of the key and one of the keyway helps us identify the blank, and we compare the key to the lock when we arrive.

How far is Fontana from your base?

Fontana is about 16 miles from our San Bernardino base, roughly 22 minutes in light traffic. Arrival time depends on traffic and on the job the technician is finishing, so we give you an estimate on the phone before you commit.

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Daily 6:30am–11:30pm