Keep dust off the work surface of your CNC project with the SHARK SD Dust Boot. The simple installation connects to your dust collector or shop vac to suction the dust off the work piece, while flexible bristles conform to the surface to keep dust within the suction area. Powerful magnets in the base allow you remove the dust boot for bit access. Designed for use with Next Wave SHARK SD, Piranha FX or Piranha XL CNC machines. Fits SHARK SD100, SD110, SD120, Piranha FX or Piranha XL CNC machines. Size: 5.7inches x 8.83inches x 4inches, Dust Opening: 2.25inches ID