BALL AND RING APPARATUS
Consist of a brass ball of diameter 25 mm. fitted to wooden handle by a chain. This ball just passes through the brass ring attached in the centre by a support rod to the same handle. Ball does not pass after being heated.
Category: Physics & Electronic Laboratory Apparatus
GEOMETRICAL INSTRUMENT BOX
Soft wood, contains one each of Divider, Protector, Set square 450 angle, Set square 600 angle, Compass, Rule, Board Cleaner. Each with a finger grip for convenient handling. Packed in a wooden box of size 400 x 240 x 75 mm. width x depth x height, fitted with brass fittings and a handle for carrying.
CUBE SET, WOODEN
Side 10, 20, 25 mm.
Aluminium, plain of diameter 13 mm.
Cat. No. Length mm. 10.01 150 10.02 450 10.03 750 10.04 1200
Type ……………Aluminium Brass Copper Iron Mild Steel Lead Stainless Steel.
Diameter mm. ………………. 12 19 25