To measure screw hole spacing for replacement cabinet handles, measure from the center of one mounting hole to the center of the other. This is the center-to-center distance, often labeled “hole centers,” “mounting centers,” or “C-C” in product listings. Match that measurement when choosing a replacement that will fit the existing holes.

The handle’s overall length is a separate dimension. Two handles can have the same screw spacing but different total lengths because their ends extend different distances beyond the mounting posts. Measuring the old handle from tip to tip can therefore lead you to the wrong replacement.

A ruler, a screwdriver, and a few careful checks are usually enough to find the right size. Before ordering a full set, also check screw length, clearance, and whether the new handle will cover marks left by the old one.

Expose the mounting holes before measuring

Open the cabinet door or drawer and find the screws securing the handle from the inside. Support the handle with one hand while loosening the screws so it does not swing against the finish. Use a screwdriver that fits the screw heads securely.

Removing one representative handle gives you a clearer measurement than trying to work around its shape. A straight ruler with millimeter markings is useful for distinguishing closely spaced sizes. A tape measure can work, but keep it flat against the surface and avoid relying on a loose end hook for a short measurement.

On some drawers, the screws sit behind the drawer box or pass through both the box and a separate decorative front. If access requires removing the drawer, follow its slide-release mechanism and support its weight. Do not pry the drawer front away just to reach the hardware.

If removal is inconvenient, measure between the centers of the screw heads on the inside. Treat this as an initial reading: large, recessed, or unevenly seated heads can make their centers harder to judge.

How to measure cabinet handle hole spacing accurately

1. Place the ruler across both holes. Keep its measuring edge on the imaginary straight line connecting their centers. An angled ruler can make the distance appear longer.
2. Align a clear ruler mark with the center of the first hole. You can use zero, but an undamaged mark farther along the ruler may be easier to position accurately.
3. Read the center of the second hole. Look straight at the ruler rather than from one side to reduce viewing error.
4. Subtract the starting reading if necessary. If the first center is at 10 mm and the second is at 106 mm, the spacing is 96 mm.
5. Repeat the measurement. Reposition the ruler and check again before recording the result.

Write down the unit with the number. “96 mm centers” is useful; “about four inches” leaves too much room for error when shopping.

Use matching edges when the centers are hard to see

For two round holes of the same diameter, you can measure from the left edge of one hole to the left edge of the other. The same applies to their right edges. Because both reference points sit the same distance from their respective centers, this gives the center-to-center spacing.

Do not measure the clear gap between the holes or the full distance across their outer edges. Those measurements exclude or include the hole diameter and will give the wrong spacing.

The matching-edge method becomes less dependable if a hole is enlarged, chipped, or oval. In that case, compare the cabinet measurement with the distance between the threaded mounting holes on the removed handle. That provides another reference, provided the old handle is rigid and undamaged.

Compare inches and millimeters without rounding away the difference

Replacement cabinet handles are sold with both inch and metric mounting dimensions. One inch equals exactly 25.4 mm, so converting the measurement helps you distinguish similar-looking sizes. The following examples show why a close visual match is not always a fitting match.

If your reading falls between plausible sizes, measure again in millimeters and inspect the product’s dimension drawing. A listing may display a rounded conversion, while the drawing identifies the intended mounting distance.

Avoid assuming the existing holes will accommodate a nearby size. Some installations have slight clearance around the screws, but that clearance varies. Choosing a different spacing based on hoped-for movement can leave screws angled, mounting posts off-center, or the handle under strain.

Read the product dimensions before choosing a replacement

Product titles sometimes emphasize overall length because it describes the handle’s appearance. The measurement you need for fitting existing holes is the one marked center-to-center, hole spacing, fixing centers, or mounting centers.

For example, a handle described as 6 inches long could have mounting holes substantially closer together. Its suitability depends on the dimension drawing, not the headline length. Check the selected size option as well: one product page may offer several spacings under the same style name.

Keep these dimensions separate:

• Center-to-center spacing: determines whether the two mounting screws align with the existing holes.
• Overall length: determines how far the handle extends across the cabinet face.
• Projection: describes how far the installed handle extends outward.
• Base dimensions: indicate how much surface each mounting foot covers.

Correct spacing establishes the basic fit, but the other dimensions affect appearance and use. A longer handle may cover old marks yet extend too close to a door edge. A smaller mounting base may expose an indentation that the previous handle concealed.

Check more than one door or drawer

Measure each visibly different handle size and each group of cabinets that may have been installed separately. A kitchen can contain one spacing on cupboard doors, another on wide drawers, and older hardware on an island or pantry.

Handles that look alike are not necessarily identical. Similar styles may have been supplied in different sizes or added during separate renovations. Take an additional measurement wherever the hardware, cabinet construction, or installation appears different.

A simple note prevents confusion: record the location, hole spacing, quantity, and any unusual access or screw requirements. Keep the old screws grouped with the handle they came from until the replacement has been fitted.

Correct hole spacing does not guarantee a complete fit

Screw length and thread must suit the installation

The screws supplied with new hardware may not suit every door or drawer front. A screw that is too short may barely engage the handle. One that is too long can bottom out inside a closed threaded post before the handle clamps against the cabinet.

Measure the material the screw actually passes through. A drawer with a separate front may require a longer screw than a cabinet door, even when both use the same handle.

Old screws are suitable for reuse only when their thread diameter, pitch, length, and condition match the replacement hardware. Start each screw by hand. Resistance immediately upon engagement can indicate the wrong thread or a misaligned screw; tightening harder can damage the handle’s threads.

Check hand clearance and nearby obstructions

A replacement with matching hole centers may have less space behind the grip. Consider whether fingers fit comfortably, particularly on heavy drawers. Projection also matters where handles pass close to walls, appliances, or adjacent doors.

Look at the contact area around the old mounting posts. Finish discoloration, compressed wood fibers, or scratches may remain visible if the new bases are smaller. A compatible backplate can cover some marks, but its dimensions and mounting arrangement must suit the handle and cabinet surface.

What if the measured spacing does not match available handles?

Start by checking the measurement against the removed handle. Worn holes, an angled ruler, or a rounded inch conversion can make an ordinary spacing appear unusual. If the measurement remains consistent, search using the actual center-to-center dimension rather than a broad handle length.

For fixed holes you want to retain, a matching replacement is the most straightforward option. Adjustable handles are another possibility: their mounting posts move within a specified range. Check that the stated range includes your measurement and that the bases cover the existing holes when positioned there.

If you prefer a handle with different mounting centers, the installation becomes a repair and drilling job. Unused holes need suitable filling, and the finish may need attention. A backplate may conceal old holes, but it does not make mismatched screw positions line up.

Avoid elongating holes simply to force a close size to fit. Doing so can leave the screws poorly located or allow the handle to shift. Where the holes are already oversized or the surrounding material is damaged, restore a sound mounting area before fitting new hardware.

For a single-hole knob, there is no center-to-center measurement. Replacing it with a two-screw pull usually requires at least one additional hole. Plan the handle’s position and coverage before drilling; reusing the knob hole may place the pull off-center.

Test one handle before replacing the full set

Fit one sample to a representative door or drawer before committing to the entire installation. If several spacings or drawer constructions are involved, test each distinct arrangement.

Insert both screws loosely before tightening either one fully. Each should engage by hand while the mounting bases sit naturally over the holes. If the second screw only engages when you pull the handle sideways, stop and check the spacing and alignment.

Tighten gradually with a hand screwdriver until the handle sits firmly against the surface. Avoid using extra force to draw a misaligned handle into place. Open the door or drawer through its normal travel, check your grip, and look for contact with neighboring surfaces.

Once that sample fits, record its exact mounting size and the screw length that worked. Those details give you a reliable reference for ordering the remaining handles and installing them without unnecessary drilling.