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BALL & RING APPARATUS

NZD 12.65 excl. GST

A brass ball, 25mm dia. passes neatly through ring at room temperature.

Expansion of the ball when heated prevents this.

NOTE: The ball and ring have separate handles.

In stock

SKU: HE0021 Categories: , ,

Description

A brass ball, 25mm dia. passes neatly through ring at room temperature.

Expansion of the ball when heated prevents this.

NOTE: The ball and ring have separate handles.