These tubes are put in the pastry-bag, at the smaller end of it, to make meringues, ladies' fingers, etc.; they are of tin, and can be made by any tinsmith.
They have the shape of a trapezoid or frustum. Two are enough for any purpose.
No. 1. One inch and a half long; one inch and three-eighths in diameter at one end, and nine-sixteenths of an inch at the other end.
No. 2. One inch and a half long; one inch and a half in diameter at one end, and six-eighths of an inch at the other.