Cylindrical door lock installation

The main advantage of a cylindrical lock is its relatively quick installation. Two holes are drilled in the door, one through the face of the door for the lock chassis and the other through the strike edge of the door for the latchbolt. Cylindrical locksets are commonly found in homes, offices, and interior doors. Check out this post to see the internal mechanisms of a cylindrical lock. Perpendicular to that hole another smaller cross bore hole is drilled through the door edge to accommodate the latch bolt.

Most doors come pre-drilled, ready for hardware. That convenience is in keeping with the need for simplicity that led to the invention of cylindrical locksets at the beginning of the 20th century.

Up to that time, mortise locks were used, but mortise locks are more complex, requiring more complicated manufacturing, installation and maintenance than cylindrical locksets.

Wallace — you may have already taken your test, if not here are some of your answers. Cylindrical lock — the cylinder for the key is in the knob or lever of the door 5.

If the hinges are on the left and the door opens inward Away from you it is a left hand door. If the hinges are on the left and the door swings to you it is a Left Hand Reverse. Right Hand Door — Hinges are on the right and door swings away from you. Right Hand Reverse — hinges are on the right and the door swings toward you. What type lock is it when key enters through door knob?

What hinge affords the widest opening? What is typical swinging grocery store door hinge? These are exact questions on a test I am taking June But did you know that we also offer Key Machine repair? For more information on our full line of repair services, follow the link below. From time to time, you need a custom solution. With our vast experience manufacturing security hardware, it was a natural fit for us to help you out when your standard solutions just are not working.

For more information about our custom systems, give us a call or click here. Take your killer jigs, bits and other tools with you anywhere in this specialty constructed Heavy Duty Carrying Case. Designed from rugged The Heavy-Duty Auger 1" Bit made of manufactured steel will cut quickly with minimal friction heat so your tools last longer. Designed to Heavy Duty Deadbolt Marker is used for marking the wood door when mortising many commercial deadbolt and latch face Heavy Duty Latch Marker is used for marking the wood door when mortising many standard deadbolt and latch face Heavy Duty Lip Strike Marker is used for marking the wood door when mortising many standard deadbolt-latch strike The Strike Locator is used to mark a door jamb for proper installation.

Heavy Duty Strike Plate Marker is used for marking the wood frame when mortising many standard deadbolt strike We at Pro-Lok are well aware of the need for high-quality precision tools for all locksmithing tasks. This is why we make every effort to ensure that our products meet the highest standards of quality, performance, and durability. Check out our extensive selection of world-class locksmithing solutions today and find out what a huge difference the proper tools can make! We offer one of the widest selections of locks and locking solutions in the world, with many different types of door locks available on stock at any time.

Ideally suited to meet the needs of the most discriminating locksmiths and do-it-yourselfers, our selection offers exceptional durability, high performance, and ease of use. It is hardly surprising then that Pro-Lok has become known as the premier provider of state-of-the-art lock installation tools and locking solutions in the world.