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  Riverdale Locksmith - Deadbolt Lock Purchase Tips

• Bolt should be 1" thick with a 1 ½" throw (bolt extended)
• When installed, bolt should lock into place when extended. You should not be able to push the bolt back by hand
• Bolt should be constructed to include a hardened steel core
• Lock cylinder should be constructed of 100% brass (some lock manufacturers use a combination of brass and plastic)
• Screws that anchor rear thumb-turn plate to front lockset should be heavy-duty at least ¼" or larger in diamater
• Deadbolt face should be 2 pieces (outer slip ring with separate lock face - some manufacturers may join both pieces together)
• Outer slip ring should be free moving when NOT installed
• Outer slip ring should contain a tempered or hardened interior ring. (slip ring shouldn't be hollow)
• Deadbolt should be of a 6 or 7 pin construction. (Available ONLY through locksmiths and locksmith supply houses)
• Deadbolt should contain pick-proof pins. (Available ONLY through locksmiths and locksmith supply houses)
• When mounted to the door surface, the deadbolt face should be able to sit flush to the door to help defeat crowbar attacks