Versa-Tool SB1B 1-3/4-Inch Bi-Metal Oscillating Saw Blade For Rockwell Sonicrafter Material: Bi-Metal | Application: Metal, Wood | Speed (OPM): 25000 TPI (Teeth Per Inch): 19 | Depth of Cut (Inch): 1.57 Universal arbor allows multiple position settings for slip free operation at varying blade angles Thick gauge metals and high quality manufacturing techniques insure superior wear tolerance and life Bi-Metal for cutting nails and metal | Compatible with Rockwell Sonicrafter | Stock your toolbox and get the best per blade price