involute gear with double pressure angles
Cone Spur Gear Involute
involute spline for transmission
shaft of involute spline
gear with addendum modification
gear with circular-arc tooth profile
spur gear with big modulus
Lanyard-actuated cutter with time delay
Vibration Cutter with Jetting
thick steel plate with taper cross-section
dissolve with heat,flow with the same temperature,elute with warm water