Best Cabinet Knobs Deals & Amazon Promo Codes

How to Choose Cabinet Knobs

Replacing knobs looks like a purely style decision, but fit comes first. Start by counting every door and drawer you plan to update, and add a few spares in case a knob is lost or you add furniture later. Then remove one existing knob and look at how it mounts. Most knobs attach with a single screw through the door from the back, which is why listings describe them as single hole. If your current hardware uses two screws spaced apart, you are looking at pulls, not knobs, and switching would mean filling and redrilling holes.

Next, think about door thickness. The screw that comes in the box has to pass through the door or drawer front and still thread fully into the knob. Thicker drawer fronts or doors with an added panel may need longer screws. Many listings state the included screw length, and some include two lengths to cover more situations.

Finally, choose the look. Knob diameter, projection (how far it sticks out) and shape all change how the hardware reads. A small round knob is discreet; a larger square or knurled knob makes more of a statement. Hold a ruler against a cabinet door to visualize the size before ordering.

It is also worth deciding whether every piece should match. Many kitchens use knobs on doors and pulls on drawers, while others keep knobs throughout for a simpler look. If you plan to mix, buy both from the same brand and finish so the tones line up. Ordering one small pack first to see the finish in your own lighting is a sensible step before committing to a whole house.

Main Styles on This Page

Round knobs in multipacks

Ten-packs from brands such as Amerdeco and homdiy are the most common listing type here, often in matte black or brushed brass. They suit kitchens and bathrooms where you need many matching pieces.

Square knobs

Square shapes, including champagne bronze ten-packs from Peaha, pair well with shaker and flat-panel doors and give a more modern, geometric look.

Knurled knobs

Knurled styles, such as champagne gold options from Coinkoly, have a textured grip pattern and a slightly industrial, upscale feel.

Large count gold sets

Twenty-piece sets, such as those from Goldenwarm, cover a full kitchen or several dressers in one order.

Individual knobs from hardware brands

Single knobs, like the 1-1/4 inch Amerock Edona in polished chrome, work well for small projects or for matching hardware you already have.

Sizing and Specs to Verify

• Diameter: common sizes run around 1 to 1-1/2 inches; listings may give inches or millimeters, such as 50mm, which is about 2 inches.
• Projection: how far the knob sits from the door; deeper projection is easier to grab but sticks out more.
• Screw size and length: confirm the screw type and whether multiple lengths are included.
• Piece count: ten, twenty or single; work out how many packs you need.
• Finish name: brushed brass, champagne bronze, champagne gold and gold can look quite different side by side.
• Material: many knobs here are zinc alloy, which the listing should state.

Materials, Care and Installation

Zinc alloy knobs with plated or coated finishes are easy to clean with a soft, damp cloth and mild soap; avoid abrasive pads and harsh cleaners that can wear the finish. Polished chrome shows fingerprints, while matte black and brushed finishes hide them better. To install, remove the old knob, check the hole for damage, insert the screw from the back and hand-tighten the new knob until snug. Overtightening can strip threads or crack thin drawer fronts. If you are drilling new holes, a simple template helps keep every knob at the same height across a row of drawers.

When Prices Tend to Drop

Hardware promotions often line up with home improvement seasons. Spring brings renovation-driven sales, and summer events including Prime Day in July cover a lot of home hardware. Prime Big Deal Days in October and Black Friday through Cyber Monday also include knob multipacks. January can be a good month as well, since sellers court shoppers starting new year home projects.

How Coupons, Codes and Subscribe and Save Work Here

This group currently shows few or no seller promo codes, so clip coupons and temporary price cuts are your main savings. Tick the coupon box on the product page before adding the pack to your cart, and remember that different finishes or pack sizes under one listing may have different coupons. If a code appears later, it may or may not combine with the coupon, depending on the seller. Subscribe and Save does not usually apply to hardware. Open the order summary before paying, confirm the coupon line is there and check that the quantity of packs is what you meant to order.

Common Mistakes

• Buying knobs when your existing holes are spaced for two-screw pulls.
• Ignoring screw length on thick doors or drawer fronts.
• Mixing finishes from different brands that do not match in person.
• Ordering exactly enough knobs with no spares.
• Skipping the coupon on the specific finish you select.

Cabinet Knob Checklist

• Count doors and drawers and add a few spares.
• Confirm single-hole mounting and screw length.
• Choose diameter, projection and shape.
• Pick one finish and buy enough from the same listing.
• Clip the coupon and verify the order summary.