. Model: DS-2514/DS-2524 . Sanding roller: 1 roller/2 roller . Max. sanding width: 635 mm (25")/635 mm (25") . Max. sanding thickness: 100 mm (4")/100 mm (4") . Table dimension: 635 x 646 mm (25" x 25 - 1/4")/635 x 870 mm (25" x 3 4 - 1/4") . Sanding wheel diameter: 150 mm (6")/150 mm (6") . Speed of sanding wheel: 1720 RPM/1720 RPM . Feeding speed: 3.7 M/min (12 FPM)/3.7 M/min (12 FPM) . Sanding motor: 3 HP/5 HP . Feeding motor: 1/4HP/1/4 HP . Overall dimension: 37" D x 32" W x 43" H/37" D x 41" W x 43" H . Net weight: 440 lbs 200 KGS/838 lbs 380 KGS . Gross weight: 529 lbs 240 KGS/948 lbs 430 KGS