Product Description

  1. Hemispherical Sectional Models of Screw Threads:
    Whitworth, square, Butteress, Acme. Right and left hand screw; set of all the six threads made of aluminium metal mounted on base with nomeclature
  2. Hemispherical Cestional Models of Screw Threads Nuts:
    Set of six sectional model of nuts, properly mounted on base with nomenclature.
  3. Standard Bolt:
    Diameter 25 mm, length about 15 cm. approximately. Properly constructed model is of aluminium alloy, complete with whitworth nut, lock nut and washer.
  4. Bolts of Four Types:
    Ordinary. Eye Type, Stud Type and Set Screw Type. Properly constructed and mounted on base with nomenclature.
  5. Foundation Bolts:
    Rag Bolt, cotter Bolt and Lewis Bolt a set of three aluminium models fitted on base.
  6. Foundation Bolts:
    Same as above but with four different types of bolts with nomenclature mounted on base.
  7. Locking Arrangement of Bolts:
    Check nut, Castle nut. Grooved nut, Swan nut,Stop plate nut and Spring washer nut. With the help of these models actual locking systems can be demonstrated.