Tech Desk 
May 11, 2026
Are you looking for a home security lock, which can give you full protection, then Kwikset 660 Deadbolt might be the best option. You can easily use on doors requiring a high level of security, turn piece interior locking, exterior locking using a key.
The company said that the Kwikset 660 is a budget-friendly — priced at around $40 — ANSI/BHMA Grade 2 single-cylinder deadbolt, widely praised for its easy installation, modern design, and convenient SmartKey security technology.
It offers a solid, basic security solution for residential applications with smooth operation, though some users report long-term durability issues with finishes
All you need to know about Kwikset 660 Deadbolt lock
The Kwikset 660 Single Cylinder Deadbolt Lock gives reliable security for residential applications. As a leader in the industry, Kwikset has developed this deadbolt with features designed for peace of mind and ease of use. This model includes SmartKey Re-key Technology, letting users re-key the lock in seconds, and Microban Protection for a cleaner surface.
Installation of the Kwikset 660 deadbolt is designed to be a straightforward process, typically requiring only a screwdriver. It is important to note that you need to ensure your door meets the thickness requirements of 1-3/8" to 1-3/4". The latch backset is adjustable from 2-3/8" to 2-3/4" to accommodate various door preparations.
Kwikset products are backed by a comprehensive warranty. The Kwikset 660 Deadbolt includes a lifetime mechanical and finish warranty. This warranty covers defects in material and workmanship for the lifetime of the original residential user.
Now, there's as such no rocket science that you first discuss with some advisor before buying it, as it is budget-friendly gadget, which you can easily install and use for home security.
