What is the difference between single cut and double cut carbide burrs?

Carbide burrs are a versatile cutting tool widely used in machining and metalworking. They are commonly applied for deburring, chamfering, grooving, grinding welds, and finishing workpieces. Despite their small size, they serve a wide range of applications. Among the various burr types, the two most common tooth patterns are single-cut and double-cut.

What Are Single-Cut Carbide Burrs?

Single-cut burrs feature teeth arranged in a uniform pattern, typically straight or slightly spiral. They are known for their strong cutting force and fast chip removal, making them highly efficient at removing large volumes of material in a short time. Because they produce long chips, they are best suited for roughing operations.

Single-cut burrs are especially effective when machining harder materials such as steel, cast iron, copper, and hardwood. Typical applications include:

• Grooving or enlarging holes in workpieces

• Removing welds or excess metal

• Large-scale shaping and material removal

What Are Double-Cut Carbide Burrs?

Double-cut burrs have teeth arranged in a cross-cut pattern, forming a grid-like cutting edge. This design produces smoother cutting action and breaks chips into smaller fragments, reducing the risk of clogging or entanglement with the tool or workpiece.

The biggest advantage of double-cut burrs is that they offer greater control and finer surface finishes. They are particularly suitable for precision work and finishing applications, where smoother results and accuracy are required.

Single-Cut vs. Double-Cut: Key Differences

Beyond their appearance, the main difference between the two types of rotary files lies in their respective advantages. Single-cut carbide burrs offer high material removal efficiency and can quickly remove large amounts of material. Double-cut carbide burrs are more suitable for high-precision finishing, meeting the highest demands for workpiece accuracy and surface quality. You can choose the appropriate cut shape based on your processing scenario and needs.

About Jinxin

Jinxin manufactures both single-cut and double-cut carbide burrs, as well as burrs in a wide variety of head shapes, including ball-nose, inverted taper, and more. Our comprehensive product line is designed to meet the needs of different industries and applications.

Contact us today to find the right carbide burrs for your machining requirements.