The NC reamer B180 DIN 212 H7 B from Dormer is a high-precision tool specifically designed for machining holes with a tolerance of H7. With a nominal diameter of 7.5 mm and an overall length of 109 mm, this reamer features a cutting length of 31 mm and an effective working length of 69 mm. The slight left-hand spiral and cylindrical shank allow for efficient chip removal and improved machining quality. Made from high-quality HSS-E (high-speed steel), this tool is uncoated and is ideal for machining various materials, including carbon steel, steel alloys, cast iron, as well as aluminum and copper alloys. The reamer is manufactured according to the DIN 212 standard, ensuring reliable performance for precise applications in metalworking.

• Slight left-hand spiral for improved chip removal
• High-quality HSS-E material for long tool life
• Suitable for a variety of materials, including aluminum and copper
• Neck relief grind for optimized machining conditions.