The Dormer B400 DIN 8093 H7 Form B machine reamer is a high-precision tool specifically designed for machining holes with H7 tolerance. With a nominal diameter of 20 mm and an overall length of 195 mm, this reamer provides an effective solution for various materials, including carbon steel, steel alloys, tool steel, cast iron, and aluminum. The unevenly divided, light left-hand spiral design ensures improved chip removal and uniform machining. The cutting length is 60 mm, while the working depth reaches 147 mm. The neck relief grind allows for optimal adaptation to different machining conditions. This machine reamer is uncoated and suitable for free machining, making it a versatile tool for professional applications.

• High-precision machining according to DIN 8093 for H7 tolerances
• Uncoated carbide for versatile applications
• Light left-hand spiral design to enhance chip removal
• Neck relief grind for optimal adaptation to machining conditions
• Suitable for a variety of materials, including steel and aluminum.