BALL AND RING APPARATUS
As above but ball and ring in separate handles.
Category: Physics & Electronic Laboratory Apparatus
GEOMETRICAL MODELS WOODEN SOLID
A set of 16 or 21 plane and solid geometric shapes. The plain shapes include triangle, rectangle, square, circle, semi circle, figure with five sides, six sides, eight sides, right angle. Solid figures include triangle, rectangle, cylinder, square, cone, square base pyramid, triangle base pyramid, pentagon, hexagon, octagon, sphere and ellipse. Supplied in a polished wooden box.
Hardwood, with single quick lock clamp.
QUICK LOCK CLAMPS
150 mm. long plated screw to hold up to four pair of single groove casted light alloy aluminium washers, fastened with metal washer and nickel plated wing nut.
Type ……………Aluminium Brass Copper Iron Mild Steel Lead Stainless Steel.
Diameter mm. ………………. 12 19 25