Pin Tumbler Lock Upgrade Package: (3 sets of 2) 6× 5-Pin SC1 Universal Deadbolt Lock Inserts, Highly Pick Resistant Serrated Driver Pins (Installed), 1× Folding Metal Keychain & 9× Additional Do Not Duplicate Keys (Cut to match), 6× Original Keys

Typical locks purchased from a store or online are standard keyway pin tumbler locks. Out of the box, these locks have well documented vulnerabilities to lock picking, lock bumping and to unauthorized key duplication.

Randomized Keyed Lock Upgrade Package, lock inerts the standard driver pins are replaced with 3 to 6 highly serrated pick resistant driver pins.

☆ ( 3 sets of 2 Randomized Universal Cams Standard SC1 5-Pin Deadbolt Inserts brass finish with 3 to 6 serrated highly pick resistant driver pins. (These inserts fit Schlage/Arrow/Yale Deadbolts and Schlage A or D series/Arrow/Yale knobs/levers)

☆ Each Set incluides 3 additional keys that are stamped Do Not Duplicate to help prevent unauthorized key duplication for standard keyway locks along with 2 original SC1 keys.

☆ Included is 1 folding metal keychain to protect your keys bittings and keyways from common physical scanning methods that are used by criminals to recreate your keys from images and algorithms. 

Note: No key records kept by 77 Lock & Key, Upgrade Package is for pin tumbler locks only and is not compatible with the Kwikset "Smartkey" style lock cylinders. Note: Upgrade Package is not compatible with "collapsible lock cylinders" found on some base model knob locks.

We offer the same package for controlled keyway locks, only these locks typically have keys that are already stamped, and the keys are already more difficult to duplicate without authorization.