3pc bushing set for many different woodturning project pen kits, pencil kits, and other kits from Penn State Industries. Each bushing is .333 in diameter (OD) with a .248 Center Hole (ID). Compatible with Premium Slimline Twist Ballpoint Pen Kits, Premium Slimline Click .7mm Lead Pencil Kits, and Chic-Line Twist Ballpoint Pen Kits. Compatible with Funline Economy Slimline Twist Ballpoint Pen Kits and Funline Economy Slimline Click .7mm Lead Pencil Kits. Compatible with Touch Stylus Twist Ballpoint Pen Kits and Teachers Twist Ballpoint Pen Kits.