Hands fitting a dark metal door knob onto a white door with a screwdriver, a tool belt at the waist. — Nanticoke

High security · Nanticoke

High Security Locks

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The restricted keys you bought years ago are no longer restricted; the locksmith mentioned the patent has run out and blanks are sold openly. Your key control quietly stopped being control.

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In plain words

For a business, high security locks are as much about paperwork as metal. A restricted or patented key system registers the premises with the locksmith, names who may order keys, and numbers every key cut. That is what turns a lost staff key from a mystery into a line in a log. The hardware backs it up: cylinders with sidebars and hardened inserts, heavy-duty deadbolts or mortise locks, and strikes set into the structure. Where several doors are involved the keys can be arranged so a manager carries one key and staff carry keys that open only their own areas.

Sound familiar?Nanticoke

The call: The restricted keys you bought years ago are no longer restricted; the locksmith mentioned the patent has run out and blanks are sold openly. Your key control quietly stopped being control.

NextHow the visit goes

High Security Locks · Nanticoke

How the visit goes

Technician fitting a steel door knob into a door beside a deadbolt, with an open tool bag of screwdrivers nearby. — Nanticoke

Scene 1
The bolt, the pocket and the strike
A deadbolt is only as good as how far it reaches and what it reaches into. The locksmith measures the throw of the bolt with the door closed, checks that it fully extends without the door being lifted or pushed, and looks at the pocket it enters in the jamb. A shallow pocket, a stamped strike plate and screws barely longer than a thumbnail are the usual finding on a builder-grade door. Then the frame is examined for splits, soft wood and gaps behind the jamb, since a kick lands on the strike, not on the cylinder.
Scene 2
Fitting a heavier deadbolt
When the existing deadbolt is light or worn, the locksmith fits a graded deadbolt through the same bore where possible. The bolt throws a full inch and carries a hardened steel pin that turns under a saw blade, and the housing keeps part of the bolt supported against a kick. The latch is set in the edge bore with the correct backset, the exterior housing and interior thumb-turn are joined through the door with the long screws, and the final tightening is done by hand so nothing strips. The bolt is then thrown with the door open and closed to confirm it extends completely.
Scene 3
Fewer keys, clearer purpose
Many customers finish the visit carrying fewer keys than they started with. Exterior doors keyed alike mean one key for the house; a small master system means a manager carries one key for the whole premises. Each key has a known job. The locksmith explains which key opens which door and leaves that in writing, so the tenth person to ask does not get a shrug. Should you add a door later, a gate, a garage entry or a new office, it can join the same system so you keep the single-key convenience without opening a fresh keyway.

In the van

Code key cutting machine
Key control authorisation card
Pinning kit and plug follower
Commercial mortise lock body
Graded deadbolt with hardened bolt

What shapes the quoteJarvis Lock & Key Specialists

Mortise and older doors: An existing mortise pocket, a thick slab door or an unusual backset can mean a specific cylinder or an adapted preparation, which takes longer than a standard bore.
Retiring the old keyway: If other doors stay on the old key for now, they may need rekeying so an unknown copy has nowhere to go; that is additional cylinder work alongside the upgrade.
Documentation and registration: Setting up the key register, recording signatories and providing a written schedule of cylinders and keys is real work on a business system and is listed rather than hidden.

FeesSame any hour

Have it ready

Before you call · 0 / 3

Would you like all doors on one key, or different keys for different areas?
Does the door have a closer, push bar, alarm contact or keypad on it already?
Is the door wood, steel-clad, fibreglass or aluminium with glass?

(365) 651-9607

Asked and answered

Do high security locks need special maintenance?

Only light care. Use the dry lubricant the locksmith recommends once or twice a year, never oil, which gathers grit around the finger pins and sidebar. Keep the keyway free of debris and insert the key fully before turning. In winter, warm a resisting key in your hand or use a de-icer rather than forcing it. Check hinge and strike screws each season so the door stays aligned. Treated this way the cylinder lasts for decades.

Can all my doors be on one key?

Yes, and most homes ask for exactly that. Every exterior cylinder is pinned to the same combination so one controlled key opens the front, back, side and garage entry. A gate or shed padlock on the same keyway can join it. For businesses, the same keyway can carry a small master system where staff keys open only their areas and a manager key opens everything. The keying plan is agreed before any pinning is done.

How do I order extra keys later?

An authorised person contacts the locksmith who holds your system, quotes the system reference, and the key is cut from code and numbered into the register. Some systems use a physical authorisation card, others an online validation, and business systems often require a signature that matches one on file. The key is collected or delivered, and the record shows the new total. It is deliberately not something a stranger with your key can do.