A Worm is a shaft having helical cuts (threads) on the
surface, perpendicular to the axis of rotation

  1. Wheel: similar to helical gear except teeth are concaved in
  2. Worm: shaft with screw threads (V-Type), similar to ordinary screws
  3. Designed to transmit motion & power between right angle shafts which rotates in the opposite direction
  4. Worm & worm wheel is the most compact type of gear system
  5. Smoothest & quietest form of gearing
  6. Worms are available in three threads (1, 2, & 4)

ยป Gear Worms

SECS Inc. also manufactures all of its product lines with metric equivalents. Please contact us with your standard or custom metric parts.