Kwikset 665 Deadbolt - Keyed Both Sides - with Pin & Tumbler BrassCraft ER 70S-6 is a mild

ER 70S-6 is a mild steel welding wire containing a higher level of manganese and silicon to produce quality welds when used on dirty or rusty steel

you need to replace it

6063 Alloy

Laser cut stabilizer vents trap noise and vibration and stabilize blade

Cage/Trap Rings

Kwikset 665 Deadbolt - Keyed Both Sides - with Pin & Tumbler BrassCraft ER 70S-6 is a mildFeatures For use on exterior doors where keyed entry and security is needed Deadbolt operated by key on both sides Comes with 2 keys Deadbolt Latch has 2 interchangeable faceplates round corner and square corner ANSI BHMA grade 3 certified Latch has adjustable backset 2 3 8" to 2 3 4" to fit all standard door preparations Includes round deadbolt strike 1 inch deadbolt throw Easily installs in minutes with just a screwdriver Lifetime mechanical and