Grade 1 deadbolt locks are the highest level and intended for commercial security.
Commercial steel door deadbolt.
Installing a deadbolt lock on a steel door may sound intimidating but with the right tools it s a fairly simple task.
The single cylinder deadbolts have a key on the outside and a thumb turn on the inside.
Schlage satin nickel one sided commercial deadbolt model b80 619 24 23 24 23.
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Most moderately skilled amateurs can complete this task in about half an hour.
We offer a large selection of commercial grade door locks in the form of knobs levers and deadbolts.
Double cylinder deadbolts have a key on both sides of the door for heightened protection.
Steel doors are easy to drill into using a bimetal hole saw and an electric drill.
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There are 3 grades of commercial locks with ansi grade 1 being the best.
Grade 1 locks are tested to withstand 1 million opening closing cycles and 10 strikes of 75 pounds of force.
Toledo fine locks double cylinder stainless steel gate deadbolt model t314 us32d 22 97 22 97.
On the other end grade 3 locks can withstand 800 000 opening and closing cycles and 2 strikes of 75 pounds.