For grinding, deburring, blending and polish sanding of wood, metal, ceramics, composites, stainless steel, plastics, fibreglass, rubber, glass and stone. Superior belt tracking and fast abrasive belt changes. Quick-change composite housing cover reduces vibration and is thermally insulated. Belt housing has larger opening for belt tracking and operation. Front exhaust. 14000: 13mm Air inlet thread: 1/4" NPT. Air consumption: 4cfm at 90psi. Belt size (W x L): 3 - 13 x 610mm. Noise level: 77dBA. Overall length: 371mm. 40320 - 19mm Grinding head pivots 360. Front exhaust. Air inlet thread: 1/4" NPT. Air consumption: 4cfm at 90psi. Belt size (W x L): 3 - 19 x 610mm. Noise level: 80dBA. Overall length: 362mm.