- Both flat spear-shaped blades are 9mm long and 1.7 mm wide. - One tip is set at a 20º angle and the other is set at a 55º angle to the center line of the handle. - DURALite® ColorRings Handle has a large 9.5mm/3/8” diameter and is designed to permit you to easily identify, organize and customize your instrumentation. **For further product information, please contact Chat Support**