Tolerance Class: 6H to match common metric internal-thread tolerances
repeatable hole dimensions that reduce the need for post-reaming finishing and ensure consistent part quality
while each drill is precision ground for excellent accuracy and repeatability across the target material range: High Alloyed Steels
boosting stability and reducing deflection
Standards: DIN 212-B compliant reamer
Widin Carbide Drills Solid 3xD AlTiN Coated - 4.0mm Face Mill Arbors - Anti-Vibration Tolerance Class: 6H to matchThe Widin Carbide Drill, solid 3xD AlTiN coated, 4. 0 mm is a durable, precision tool designed for demanding metalworking tasks. Made from solid carbide, it delivers exceptional hardness and long tool life, while the 3xD length design provides rigidity and versatility across a wide range of drilling depths. Coated with AlTiN, this drill stands up to higher cutting temperatures, reduces friction, and improves chip evacuation. The result is cleaner