Contact Information:

755 Southern Artery
Quincy, Mass 02169
617-472-2177

GraniteLock.com
granitelock@gmail.com

Regular Service Hours:   

Monday - Friday

8:30 AM - 5:30 PM

Saturday

9:00 AM - 12:00 PM

Sunday

Emergencies Only

Store/Shop Hours: 

Monday – Friday 

8:30 AM – 5:30 PM

Saturday

9:00 AM -12:00 PM

Sunday

Closed

Accepts

"Rock Solid Security for Over 30 Years"

24 Hour Emergency Service

Our Services Include: Antique Lock Service, Automotive, Auto Chip Keys, Commercial, High Security Keys & Locks, Interchangeable Core Cylinders, Master Key Systems, Residential, and Safes

Located in Quincy, Granite Lock has been serving the Greater Boston area and surrounding communities since 1981. We are a family-owned bonded and insured full-service locksmith operation providing "rock solid security" to our customers. Over the years, we have invested in state of the art automobile key programming and computer run key machines in order to stay on top of the rapidly changing technology. We offer expert key duplication, lock repairs, lock rekeying, as well as standard replacement hardware to solid forged brass top quality decorative hardware. We install everything that we sell. We also sell, service and repair burglary and fire safes. Residential or commercial, big or small, Granite Lock does it all!

Our showroom has display mounts as well as safety and security related products along with a large selection of keys for auto, home and business. Our staff will be happy to take the time to answer your questions, giving you individualized attention and service.

We have been in Business Since 1981 and are an Active and Proud member of the Massachusetts Locksmith Association - MLA #460