PSI 50 Caliber Machine Gun Cartridge Flip Pen Kit Bushing Set

Set of bushings for the PSI 50 Caliber Machine Gun Cartridge Flip Pen Kit.

Bushings are a gauge indicating the recommended final diameter of the finished pen or project blanks. To use, simply mount the blanks between the bushings (following the kit instructions) onto a 7mm pen mandrel. Turn the blanks down to match the bushing diameter, leaving a little extra material for final sanding and finishing.

• Precision machined steel for accuracy
• Fits 7mm pen mandrels
• For use ONLY with the PSI 50 Caliber Machine Gun Cartridge Flip Pen Kit