Install Cabinet Knobs and Pulls

Cabinet hardware is the jewelry of your kitchen. A good knob or pull catches light, feels solid in your hand, and announces that someone paid attention to details. The install itself is straightforward—you're really just drilling holes and tightening fasteners—but the difference between a professional-looking job and a crooked mess lives in the layout. Get your measurements right at the start, and the rest is downhill.

1. Know Your Hardware First. Lay out all your knobs or pulls on a clean surface. Read the specifications that came with them—you need to know the hole-to-hole distance (the distance between the two bolt holes for pulls, or the center point for knobs). Measure this distance on the hardware itself if the spec sheet isn't clear. For cabinet doors, the standard placement is centered horizontally and positioned about 2 to 3 inches down from the top of the door for knobs, or roughly in the vertical center for pulls. Measure and mark the center line of each door with a pencil.
2. Mark Once, Drill Once. If you have multiple doors or drawers, make a simple template from scrap wood or cardboard. Mark the exact hole locations on your template, then use it to position your marks on each door. Alternatively, measure from the top and side of each door to establish the exact spot where the hole goes. Transfer this mark to the face of the cabinet using a sharp pencil. For pulls with two holes, mark both points clearly.
3. Test Before You Commit. Check the hardware specs again for the recommended drill bit diameter. Most knobs use a 1/4-inch bit, while pulls may vary. Do a test hole on scrap wood at the same thickness as your cabinet door to confirm the bit size and to practice your technique. The hole should allow the bolt to pass through cleanly without wobbling or binding.
4. Secure, Stabilize, Align. Remove the cabinet door from its hinges if possible—this makes drilling easier and safer. Place the door on a flat work surface with your marked drilling spot facing up. Use C-clamps to secure the door to your work table so it cannot shift. Position your drill perpendicular to the face of the door. Align your bit with the marked center point and apply light, even pressure as you start the hole. Let the bit do the work; forcing it will cause the hole to go off-center.
5. Let the Bit Do the Work. Start the drill at low speed to establish the bit in your mark, then increase speed gradually as the hole deepens. Drill straight through the cabinet face. Stop when the bit breaks through to the back side. Do not force the drill or apply heavy downward pressure; let the bit's speed and sharpness do the cutting. If you're using a pull with two holes, repeat this process for the second hole using the same technique.
6. Clear Debris, Check Edges. Use a compressed air canister or a shop vacuum to clear away any sawdust or debris from both holes. Look through each hole from both sides to ensure it's clean and the exit hole on the back is not splintered. If the back of the hole is rough or torn, sand it lightly with fine-grit sandpaper or file it smooth. This prevents splinters from snagging the hardware.
7. Insert Bolts Front-First. Take your knob or pull and separate the front face from the bolt assembly if needed. Insert the bolt(s) through the hole(s) in the cabinet door from the outside (the face side of the door). The bolt should slide through smoothly. If it binds, the hole may be slightly too small—do not force it, as this can strip the threads or crack the door. Back out and verify your hole size against your bit diameter.
8. Access the Back Side. If you've removed the door, lay it flat on your work surface so the bolts are pointing upward and accessible from behind. If you're installing hardware on a door that's still hung on the cabinet, you'll need to reach behind it, which is trickier—have a helper hold a light and a mirror if needed, or remove the door temporarily. The goal is to thread the nut and washer onto each bolt from the back side.
9. Hand-Tighten Before Power. Slide the washer onto the bolt first (this distributes pressure and prevents the nut from pulling through softer wood). Then thread the nut onto the bolt by hand, twisting it until it's snug but not fully tightened. Hand-tightening at this stage prevents cross-threading and gives you a feel for when the bolt is properly seated.
10. Tighten With Restraint. Using a wrench (usually 7/16-inch for standard cabinet hardware) or a socket wrench, tighten the nut on each bolt. Apply firm, even pressure—you want the hardware to be tight enough that it won't wiggle or rattle, but not so tight that you're straining or that you crack the wood. A good rule of thumb is to tighten until you feel solid resistance, then add about a quarter turn more. The knob or pull should not move when you try to twist it by hand.
11. Verify Alignment and Tension. Step back and look at your installed hardware from a distance. All the knobs or pulls should be aligned horizontally and vertically—any that look crooked or out of line will announce your mistake every time someone opens a cabinet. Give each piece a firm tug and a twist to confirm it's genuinely tight. If any hardware moves or feels loose, tighten the nut another quarter turn.
12. Rehang and Test Motion. If you removed the doors, lift them carefully back onto the hinges and secure them with the hinge screws. Close and open each door a few times to make sure the hardware clears any obstacles and that the door closes smoothly. Make sure the knobs and pulls don't interfere with adjacent doors, drawers, or walls. Once everything moves freely, your cabinet hardware is installed.