What is a Cam Lock?

A cam lock is a two-part fastener used to join cabinet panels together during RTA (ready-to-assemble) cabinet assembly. It consists of a metal cam – a round disc with a slot and an internal cam profile – and a peg or dowel that fits into a hole on the mating panel. When you turn the cam with a screwdriver, the cam profile pulls the peg in tight, locking the two panels together.

Cam locks make RTA assembly possible. They allow a flat-pack cabinet to ship as separate panels, then be assembled on-site without specialized tools or clamps. A turn of a screwdriver replaces what would otherwise be a glued, doweled, and clamped joinery operation in a furniture shop.

Key features of a cam lock

• Two-piece design: Cam disc on one panel, peg or dowel on the mating panel.
• Round cam: Sits in a 25mm or 15mm hole drilled in the panel face.
• Internal cam profile: A teardrop-shaped slot that pulls the peg in as the cam rotates.
• Single-turn lock: Quarter-turn or half-turn with a flat-blade screwdriver.
• Reusable: Can be unlocked and reassembled if you need to disassemble the cabinet.

BuyWholesaleCabinets ships every cabinet flat-packed for lower freight cost and faster delivery. Assembly hardware including cam locks, dowels, and L-brackets comes included with each cabinet, plus illustrated assembly instructions for every model. A typical base cabinet assembles in 15–25 minutes with a screwdriver and a rubber mallet.

FAQ

What does a cam lock do in RTA cabinet assembly?

A cam lock pulls two cabinet panels together and holds them tightly without glue or clamps. As you rotate the cam disc, its internal profile grabs the matching peg and draws it inward, locking the joint. This is what makes flat-pack assembly possible.

How do I install a cam lock?

Insert the cam disc into the pre-drilled hole on one panel. Insert the matching peg into the matching hole on the mating panel. Bring the two panels together so the peg slides into the cam. Then rotate the cam with a flat-blade screwdriver until it stops — usually a quarter or half turn.

Can I disassemble a cam lock?

Yes,  that is one of its advantages. Rotate the cam in the opposite direction and the peg releases. This makes RTA cabinets easier to move during a remodel, return, or replace if a panel is damaged.

Are cam locks strong enough for kitchen cabinets?

Yes, when used correctly and combined with the cabinet’s other fasteners (screws, dowels, glue points). On their own, cam locks would not be enough, but in combination with the structural backing of the cabinet box, they create a strong, durable joint that holds up to decades of use.