USA Lock Service - Security & Safety Locks - sales, repair, consultations & maintenance for residential & commercial property, by Master Locksmiths - Robert & Joseph Magri, serving the Greater Boston area.


       Residential
       Commercial
       Architectural
       Safes
       Electronics


Residential Lock & Safety Services

We specialize in the Residential field. Our skills range from re-keying of cylinders to difficult mortise lock installs. Our knowledge of Residential hardware is unsurpassed. We can help you make decisions on your security needs within your budget giving you the most security for your money.

We now feature Medeco-3 High Security Locks with key duplication restriction.


Our Services

Locks installed
Locks rekeyed
Safes sold and services
Lock outs
Masterkey systems
Doors rehinged and planed

Preferred Vendors


A-Series Cylindrical Locks

F-Series Knobs

B-Series Auxiliary Locks



Schlage Meets the Grade!

To help identify the quality and durability of locksets and deadbolts, the American National Standards Institute (ANSI) — has established three grades or standards for door locks. Each product must pass a series of operational and security tests.

Grade 1
Meets commercial building requirements
Provides the best residential security available

Knobs

  • 800,000 cycles
  • 6 door strikes
  • 360 pound weight test

Deadbolts

  • 250,000 cycles
  • 10 door strikes (hammer test)

Grade 2
Meets light commercial and exceeds residential building requirements
Exceeds standard residential security requirements

Knobs

  • 400,000 cycles
  • 4 door strikes
  • 250 pound weight test

Deadbolts

  • 150,000 cycles
  • 5 door strikes (hammer test)


Bonded and Insured Master Locksmiths
Ph: 508.966.4660 / 508.653.7009 / 781-235-7400
locks@usalock.net