Red Seal Cabinetmaker Practice Exam

What type of joint does a "finger joint" create?

1. A smooth, flat joint

2. An interlocking joint for added strength

3. A temporary joint

4. A joint used for decorative purposes

The correct answer is: An interlocking joint for added strength

A finger joint, also known as a box joint, is designed to create an interlocking connection between two pieces of wood. This type of joint features a series of interlocking "fingers" that fit together snugly, enhancing the mechanical stability and strength of the connection. The design maximizes the glued surface area, which is crucial for effective load distribution along the joint, making it ideal for use in applications like furniture construction or cabinetry where strong, durable connections are necessary. In addition to providing strength, finger joints are often employed in the assembly of larger components, making them a popular choice in the woodworking industry. The technique can also be adapted for aesthetic purposes, but its primary function is to create a robust joint that resists the forces that may be applied to the connected pieces. This makes the finger joint an effective choice for construction that demands durability.