Brother ScanNCut SDX Auto Blade 

CADXBLD1

• The ScanNCut DX Auto Blade makes cutting easy and quick as it automatically detects the cut depth and pressure settings. A versatile blade that can cut up to 3mm thick materials, and is fully automatic.
• Compatible with all SDX models SDX1200, SDX1000 etc

Key features

• Fully Automatic blade - no need to adjust pressure or blade depth
• Cut Blade for a wide range of both fabric and paper
  (thickness ranging from 0.1 - 3 mm, depending on material).
• For use with ScanNCut DX Auto Blade Holder

P/S: Please note that Auto Blade Holder CADXHLD1 is an optional item that has to be purchased separately.