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Person handling a lock cylinder at a workbench lined with cylinders, keys, small pin trays and blank key tags. — Commercial Rekeying, Manor Park
Three groups of keys on colored rings in an open metal key cabinet. — Master Key System Design, Manor Park

Commercial · Manor Park

Commercial Rekeying in Manor Park

The office has been reshuffled twice since the locks were last touched.

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In plain words

Losing a master key exposes every door it opened, and a commercial rekey brings that exposure back to zero. The locksmith first works out which level the missing key sat at: a single change key affects one or two cylinders, while a master reaches every lock in its group. Only the affected cylinders are repinned, which keeps the rest of the system intact and the response proportionate. Where a keying chart exists the work is precise; where the chart has been lost, the visit begins by reading and recording the existing cylinders so the new plan starts from facts rather than memory.

Sound familiar?

Two people left over the summer and the keys they handed back came up one short. Nobody is sure whether the missing key was for the front door, the stockroom or both, and the sign-out sheet stopped being filled in a year ago.

How the visit goes

Commercial Rekeying

How the visit goes

Hands holding a disassembled steel knob at the latch edge of a white door beside a deadbolt and an open tool bag. — Manor Park
Technician holding a steel deadbolt to the round bore in a white door, with an open tool bag on a dark mat. — Manor Park
  1. Which doors are the landlord's

    In a plaza, an office building or a multi-tenant industrial unit, some doors on your floor plan are not yours to rekey. Corridor doors, electrical and mechanical rooms, shared loading doors and the building's fire exits usually sit on the landlord's master system, and a suite entrance may be required to accept the landlord's key as well as yours. The locksmith sorts the openings into two columns before starting: those the lease puts under your control, which get the new plan, and those that stay as they are or need the property manager's say-so. Where a suite door must accept both a tenant key and the building master, it is pinned to do exactly that.

  2. Repinning a standard cylinder

    The cylinder is taken off the door and its plug is slid out with a follower, a small tube that holds the top pins and springs in place so nothing scatters. The old bottom pins are tipped out, and a new combination is chosen from the pinning records so it does not collide with any other key in the plan. Fresh pins of the matching depths are dropped into each chamber, the plug goes back in, and the new key is tried: it should turn as smoothly as if the lock were new, and the old key should stop dead. The cylinder is then refitted and adjusted so the cam or tailpiece throws the bolt fully.

  3. Adding a door without starting over

    The pinning records kept from the visit mean the system can grow. When the business takes the unit next door, adds a storage cage or replaces a worn lever set, the new cylinder is pinned into an unused combination on the existing chart and handed a key from the right group, and nobody already carrying a key notices anything changed. That is the value of leaving reserve combinations in a master system rather than using them all up on day one. Keep the locksmith's reference number for the system with the chart, mention it when you call, and a single new door becomes a short visit instead of a fresh plan.

Commercial Rekeying

In the van

  • Key gauge and decoder

  • Plug follower

  • Cylinder removal and spanner tools

  • Mortise cylinder set screws and cams

  • Interchangeable cores and control key

Technician in black gloves holding a screwdriver at the knob lockset of an open dark door, with a tool bag nearby. — Manor Park

Commercial Rekeying

What affects the quote

  1. Several locations

    Rekeying two or three sites onto one keying plan means travel between them and a chart that spans buildings, quoted per site plus the shared design work.

  2. Doors out of alignment

    A door whose cam, strike or closer needs adjusting so the freshly rekeyed cylinder throws the bolt fully is corrected during the visit, and that adjustment is a separate item.

  3. Cylinders that need replacing

    Where a worn, corroded or low-grade cylinder is better replaced than repinned, the new part is added for that door alone, and the locksmith points it out before the work begins.

What to have ready

  • Can you gather every existing key so they can be read on site?
  • Do you have a current list of who holds keys?
  • Which staff need to open which doors on a normal day?
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Commercial Rekeying: questions

Questions
Can all our doors be put on a single key?

Yes, if the cylinders share a keyway or can be fitted with ones that do. Keying everything alike is popular with small shops because staff carry one key and spares are simple. The trade-off is that one key then opens the cash room as readily as the front door. Many businesses choose a middle path: the doors everyone uses on one key, the sensitive rooms on another, and an owner's master that opens both.

What do you do with the old keys?

They are gathered, tested at each rekeyed door to confirm they no longer work, and then cut through so they can never be used or copied. You can keep the pieces or the locksmith takes them away. Any old key that still operates a door you chose to leave unchanged is handed back and noted on the chart, so it is clear which keys remain live and which are scrap.

Is a restricted keyway worth it for a business?

A restricted keyway uses blanks that only the locksmith or authorized source can obtain, released against whatever that key-control program requires, a signed letter, card, signature record or factory authorization naming who may order keys. Hardware stores and kiosks have no blanks, so copies are far harder to get without your say-so. It costs more per key than a standard keyway and is most valuable where keys pass through many hands, such as retail with part-time staff, shared premises or anywhere the count of copies has drifted before.

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