The NC reamer B481 from Dormer is a high-precision tool specifically designed for metal machining. With a nominal diameter of 12.03 mm and an overall length of 151 mm, this reamer offers a cutting length of 44 mm and an effective working depth of 106 mm. It is manufactured according to the DIN 8093 standard and has a diameter tolerance of 0/+0.004 mm, making it ideal for producing fits within the tolerances of 12F8 or 12H9. The reamer features a strongly unevenly divided, light left-hand spiral and a cylindrical shank, which enhances handling and precision during use. The solid carbide head is uncoated and suitable for machining various materials, including carbon steel, steel alloys, tool steel, as well as various cast iron and aluminum alloys. This reamer is an essential tool for professionals who require the highest precision and quality in their machining processes.

• High-precision machining with a diameter tolerance of 0/+0.004 mm
• Suitable for fits within the tolerances of 12F8 or 12H9
• Solid carbide head for versatile material machining
• Light left-hand spiral for improved handling and precision.