Balance Spring

Set comprises masses of brass with slots, brass hangers with hook. Fine finish, masses removable and replaceable on hanger. Set of 9 weights, one hanger each of 10 gm. Total weight 100 gm. Set of 9 weights, one hanger each of 25 gm. Total weight 250gm. Set of 4 weights, one hanger each of 50 gm. Total weight 250gm. Set of 9 weights, one hanger each of 100gm. Total weight 1000gm. Set of one hanger 20 gm. three weights 20 gm. Total weight 100gm. Set of one hanger 50 gm, nine weights 20 gm. One weight 10 gm. and two weights 5 gm. Total 250 gm. Spare slotted weights and Hangers 5gm., 10gm., 20gm., 50gm., and 100 gm. are also available.

Basic general purpose balance for students. The hangers have double hooks for specific gravity experiments, and pans are detachable. The balance is finished in black colour with chrome plated fittings and mounted on polished wooden base with leveling screws.

Micrometer Screw Gauge • Strong rugged metal construction. • Economical, suitable for all uses, teaching, demonstration, labs, machine shops. • Measuring screw handle, Satin finish with friction knurling for easy rotation. • With locking mechanism to hold measurements. • 25 x 1 mm, reads to 0.01 mm. • Supplied with hex wrench for zero adjustment and plastic case for storage.

Spherometer Spherometer for the accurate measurement of the radius of curvature of spherical lenses. Made of brass with a vertical scale of 10-0-10mm. A micrometre scale with 100 divisions