U-Star UA-90280 Drill Bit Set – 10 pcs (0.4–1.3 mm)

U-Star UA-90280 Drill Bit Set is a high-quality collection of 10 precision modeling drill bits dedicated to tasks that require maximum accuracy. The set includes the most popular sizes from 0.4 mm to 1.3 mm, making them perfect for working with details in plastic, resin, metal modeling, as well as for custom modifications and scratch-building. The set has been designed for modelers seeking professional, durable, and reliable tools for precise drilling.

Material and build quality:
The U-Star UA-90280 drill bits are made from high-quality tool steel, ensuring durability and wear resistance even with intensive use. Precisely ground tips allow for clean drilling in materials such as ABS plastic, resin, modeling wood, aluminum, or modeling polystyrene. The sharp blade geometry guarantees smooth operation and minimizes the risk of breaking delicate model components.

Product category: Modeling accessories / precision drill bit set

Purpose and applications:
The U-Star UA-90280 set is an essential tool for every modeler working in scales such as 1/72, 1/48, 1/35, or 1/24. It allows for drilling holes for attaching photo-etched parts, mounting antennas, handles, and installing wires. The drill bits are suitable for historical models, dioramas, and figures – from World War II armored vehicles, through aircraft models, to modern sci-fi or railway HO and N scale models.

Advantages of the U-Star UA-90280 set:

• 10 drill bits in the most commonly used sizes (0.4 – 1.3 mm)
• Precision grinding – smooth, clean holes
• Durable, high-hardness tool steel
• Versatile for modeling and small repairs
• Practical, compact form
• Perfect for modeling chucks and mini drills

Recommended: We recommend the U-Star UA-90280 set for both beginners and advanced modelers who need precise tools with a wide range of applications. Essential for installing aftermarket parts, photo-etched elements, and model conversions.

User difficulty level: 1 (very easy). Drill bits are compatible with any modeling chuck or mini drill.