10 Amp Benchtop Jointer features a variable speed range of 6,000 to 11,000 RPM and cutter head speed of 12,000 to 22,000 cuts per minute, allowing selection correct speed for material's size and hardness. Two-knife cutter head, with jackscrew knife leveling arrangement and built-in cutter head lock, allows for easy knife replacement and adjustment. Jointer is ideal for edging, flattening, or face jointing.