Round Cutter Drill Bit Set

Add depth, precision, and layered detail to your builds with the Ray Studio Round Cutter Drill Bit Set. Designed for versatility, these specialized cutting bits allow you to create clean chamfers on existing flat-walled holes and prepare surfaces for attaching detail parts—perfect for elevating mechanical realism on any model.

Engineered for smooth and controlled cutting, each bit delivers crisp results that are ideal for panel detailing, recessed features, and photo-etched part placement. Whether you’re refining existing surfaces or adding entirely new elements, this set provides the precision needed for professional-quality finishes.

Crafted from high-hardness tungsten steel, these drill bits offer excellent sharpness and long-lasting performance. Their durability ensures consistent cutting power, even with repeated use, making them a reliable tool for both hobbyists and advanced builders.

Product Features

• Includes 7 sizes for versatile detailing options
• Specialized round design for clean chamfer cuts
• Perfect for use with photo-etched parts integration
• Made from tungsten steel for superior sharpness and durability
• Pairs perfectly with Hatch Hand Drill

Box Contents

• Centering Round Cutter Drill Bit 2.0mm
• Centering Round Cutter Drill Bit 2.5mm
• Centering Round Cutter Drill Bit 3.0mm
• Centering Round Cutter Drill Bit 3.5mm
• Centering Round Cutter Drill Bit 4.0mm
• Centering Round Cutter Drill Bit 4.5mm
• Centering Round Cutter Drill Bit 5.0mm