Hob specification criteria

Raw material for tooth: HSS, PM and Carbide

Structure-Solid Hob, Built-up Hob, Attached Tooth part.

The way of Formation and Conjunction-Arbor(Bore), Shank, Straight, Flute, Rake angle, Single Start Hand, Multi Start Hand

Items-Involute, Spline, Serration, Sprocket, Timing, Worm, Cycloid, Ratchet, Sign curve, Special Tooth Profile(Pump,etc)

Function and Use-Shaving or Grinding, Finishing Purpose, Pre-shaving, Protuberance, Semi-topping, Topping, BS tooth profile

The way of Manufacture-Grinding, Ungrinding