W&H Synea 400 Series TG-98L Type Push Button Turbine **NOT AN ORIGINAL OEM W&H TURBINE** This is an aftermarket turbine Buy 3 Premium Turbines Get 1 Free Part Number: 23-40098 Type Bearing Warranty Premium ABEC-9 Rated 1 Year Spindle 6 Month Bearing Premium Spindles with diamond-like hardness ensure the strongest clamping force Our Push Button Spindles withstand up to 36,000 cycles Our Spindles ensure persistent concentricity for longer precision – as sharp as its very first use!