14 000 orbits per minute 120V/105 AMP/180wtt, Kit includes: 4"" x 4, 5"" electric palm sander 11 sheets of sand paper, Sizes: 80-150 GRIT 2) coarse 80 Grit 3) Medium 100 Grit 3) Fine 120 Grit 3) Extra Fine 150 Grit, Construction Material: Metal, Assembly Required: none SKU: BFFT1037