The NC reamer B481 from Dormer is a high-precision tool specifically designed for metal machining. With a nominal diameter of 5.01 mm and an overall length of 93 mm, this reamer offers an optimal solution for applications that require high accuracy. The reamer is manufactured according to DIN 8093 and has a diameter tolerance of 0/+0.004 mm, making it ideal for producing fits within the tolerances of 5G7 or 5H8. The solid carbide (VHM) head is uncoated and is excellent for machining various materials, including carbon steel, steel alloys, tool steel, cast iron, and aluminum. The special shape B, featuring a strongly uneven division and light left-hand spiral, ensures efficient chip removal and improved surface quality. This reamer is an essential tool for professionals who require the highest precision in their machining processes.

• High-precision manufacturing according to DIN 8093 with a tolerance of 0/+0.004 mm
• VHM head for versatile machining options
• Optimal chip removal through uneven left-hand spiral
• Suitable for various materials, including steel and aluminum
• Neck relief for improved handling and performance.