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GUIDE LINE TO ICONS


                               Tool Material                     Helix Angle

                                CBN    Cubic Boron Nitride               Corner Radius& Square
                                                                         Helix Angle

                                                                         Ball Nose
                                CARBIDE Carbide                          Helix Angle

                                       YG-1 Premium                      Multiple Helix
                                       Powder Metallurgy HSS       35º/37º

                                 PM
                                 60    Powder Metallurgy HSS     Tolerance of Radius


                                       8% Cobalt HSS                     Tolerance of Ball Radius
                                                                         ±0.005, ±0.01 mm

                                HSS-E 5% Cobalt HSS


                                       High Speed Steel                  Tolerance of Corner Radius
                                                                         ±0.005, ±0.015 mm



                               Standard of Tools                 The Type of Shank

                                       YG-1 Standard                     Plain shank



                                                   Number of             Plain shank
                                                   DIN Standard
                                                                         with DIN Standard
                                                                         Flat shank
                               No. of Flute

                                                                         Flat shank
                                                                         with DIN Standard

                                                                         Range of
                                                                         Morse Taper Shank


                               The Type of Periphery             Surface Treatment

                                       Roughing - Coarse                  YG-1 Blue-Coating

                                                                          Aluminum Titanium
                                                                   AlTiN
                                       Roughing - Aluminium               Nitride Coating
                                                                  X-Coating  YG-1 X-Coating
                                       Roughing & Finishing
                                                                  Z-Coating  YG-1 Z-Coating

                                 HR    Roughing - Fine            Y-Coating  YG-1 Y-Coating
                                                                  Diamond  Diamond Coating
                                                                          Titanium Aluminum
                                                                   TiAlN
                                                                          Nitride Coating
                               Cutting Condition
                                                                    DLC   DLC Coating
                                       Milling
                                                                  Uncoated  Non coated
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