Midwest Stylus Mini 540S / 541S PB PerfectionTurbine Cartridge / Angular Contact BearingsPerfection™ Turbine Cartridge Made in USA Replacement part for Midwest Stylus 540S / 541S push button part number 792310
Speed: ≥ 295,000 rpm @ 40 psi Power (Torque): ≥ 11 W Concentricity: ≤ 0.0006" Noise: ≤ 68 dB Bur retention force: ≥ 9 lbs
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