Rimless for greater convenience in plugging and rack storage. Walls and bottoms are of uniform thickness. Ends are fire-polished.
Cat. No 9820-12 is a Kahn tubes.
Cat. No. 9820-13 is a Wasserman tube.
Rimless for greater convenience in plugging and rack storage. Walls and bottoms are of uniform thickness. Ends are fire-polished.
Cat. No 9820-12 is a Kahn tubes.
Cat. No. 9820-13 is a Wasserman tube.