This Zim All Steel Valve Grinder, model No. 306, is a robust tool for precise valve grinding tasks. Manufactured by Zim Manufacturing Co. in Chicago, this set includes essential components for efficient grinding. The original packaging adds a vintage touch, making it a valuable addition for collectors or professional mechanics.

• Model No. 306

• All steel construction

• Original box included

• Includes springs and additional components

• Rubber cup is "petrified" and may not work
• No owners marks
• Box missing some text.
• 2 twezers included (unknown function - maybe to pick up valve keepers)

• Manufactured in Chicago

Box has wear, tear, and some discoloration.