Simple Woodturning Tools - 5 Tool Combination Set of Carbide Turning Tools with Interchangeable Lathe Tool Handle, USA Made American Made and Customer Supported by Harrison Specialties in Ramsey, Minnesota. Full Size tools in this set are: Hollower, 6" Radius Square Rougher, 55 Detailer, 90 Detailer, Shear Cutting Finisher, plus Interchangeable Handle Tools measure 12" length with 2.5" handle tang. Each tool comes with carbide cutter with multiple sharp sides. Carbide stays sharp much longer than high speed steel. No need to sharpen. Solid aluminum CNC Machined Interchangeable handle measures 17" length with 1.5" outside diameter.