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
Hardwood, with single quick lock clamp.
Cat. No. Diameter mm. 07.01 3 07.02 6 07.03 9 07.04 12 07.05 16 07.06 19 07.07 25
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.
Aluminium, plain of diameter 13 mm.
Cat. No. Length mm. 10.01 150 10.02 450 10.03 750 10.04 1200