The Dormer machine reamer B411 is a high-precision tool specifically designed for processing holes with H7 tolerance. With a nominal diameter of 12 mm and a working length of 116.5 mm, this reamer provides an effective solution for various materials, including steel alloys, tool steel, and aluminum. The uneven pitch and slight left-hand spiral ensure uniform chip removal and reduce vibrations during operation. The reamer is made from high-quality carbide and is ideal for applications that require high precision and surface quality. With an overall length of 182 mm and a cutting length of 44 mm, it allows for versatile use in metalworking. This machine reamer is an essential tool for professionals who value quality and efficiency.

• Manufactured according to DIN 8094 standard for precise holes in the H7 tolerance range
• Carbide head for improved machining performance
• Slight left-hand spiral to reduce vibrations
• Suitable for a variety of materials, including steel and aluminum
• Optimized chip removal through uneven pitch.