Of course, the hole was too small. Close bolt back into lock, close door, turn bolt to tap the old hole to mark the new size. Ensure your door cannot close on its own, or that you have another way to enter you home. April 10, 2018. The more common spring bolt lock uses a spring to hold the bolt in place, allowing retraction by applying force to the bolt itself. My question is, do I go all the way through to the other side of the door in one shot? The plywood will hold the pilot bit on track until the saw starts cutting. 4.5 out of 5 stars 158. Mortise Too Big For Strike Plate Doityourself Munity Forums . This template is made to show you exactly where to locate the two holes you need to drill to install the lock. Getting the plug the exact correct size was tricky, though. Any recommendations on the kind of tool/s I'll need to make that circular hole a bit bigger without destroying my door and self confidence? Step 3 – Enlarging Hole. When replacing locks the latch backset needs to match the holes bored in the door. Inspect the door for debris and clean if needed. Install the cylinder assembly. Are there any tricks to keep the hole saw centered as I cut the new hole? Lay the block on the door and align the two sets of center marks. To make the bolt pocket deeper, taller or wider, depending on where your bolt is dragging, use a chisel on the bolt hole until it is 1” deep and allows the bolt to fully extend without dragging. Most of the current locks require the standard 2-1/8” bore. One of the strongest, most intelligent Bluetooth®-enabled smart locks available, the Schlage Sense Smart deadbolt gives you the option to enter your home with an access code on its illuminated touchscreen or by using your Android or iOS smartphone. Then bore into the plywood and through the hole behind it. Then go to the side of the door with the plywood clamped on and use the pilot hole for your bigger hole saw. Drill Out Bore Hole. This technique can be used to enlarge other holes as well, including faucet holes on a kitchen countertop. Here's why: When you're drilling a new hole, the pilot bit guides the saw into the wood and keeps it cutting on course. Set the pilot bit on the intersecting centerlines and bore clean through the plywood and door. Drill the proper size hole in the plywood, cut it to a small square and clamp to the door with the larger hole centred on your existing hole. First up is the hole for the lock cylinder. Deadbolt Door LOCK installs,smart Lock installation, any knob or handle installations. They’re a pair flat rings that go on both sides of the door hole. I have a semi-powerful cordless drill, and the appropriate hole bits to drill out the lock, but I cant get any sort of leverage or pull to be able to drill through the wood sandwiched on either side with metal. These hole covers are able to conceal holes from 1/2 inch in diameter, up to 2-1/8 inches, on doors up to 1-3/4 inches thick. Step 1 . If enlarging the bolt hole does not fix the problem, check the existing metal strike plate, which could be affecting the bolt pocket’s depth. Use that to start an appropriately sized holesaw bit to redrill. level 1 This needs to be removed. If you do have them but they’re too thin or made of reinforced plastic, still replace them with better ones. How to Refill a Wood Deadbolt Latch Hole. Lock Bore The diameter of the hole for the lock body. A hole saw is completely ineffective when used to enlarge an existing hole. Step 2. Designed to Fit without needing any modification. Get the latest This Old House news, trusted tips, tricks, and DIY Smarts projects from our experts–straight to your inbox.