HSS Lathe Turning Tools Set 12mm Parting Off Groove Thread High Speed Myford. 8Pcs High Speed Lathe Tool Set. SET CONTAINS ONE EACH OF LEFT AND RIGHT TURNING AND FACING, STRAIGHT FINISHING, CORNER TOOL, PARTING TOOL, BORING TOOL, 60 DEGREE THREADING TOOL AND CORNER FINISHING TOOL. Listing and template services provided by inkFrog.