Due to a bit of time off,& carpet now being 15yo[& daughter moving out]my new project has been ripping up carpet & hand sanding[orbital] bedroom floor.Project took 6 hours sanding & 3 packets of sanding disks[3x60.5x80,5x120,2x320 in between coats of poly],turned out great,i am in process of finishing with water based poly,satin finish,will post pics when done>have applied 2 coats poly with stain at 5%[plan 3],will post pics when done.Hugh