star cnc machine inside

Catalog
Comparison : Item # 0201 1/4, 1/4 Inch (in) Inner Diameter Guide Bushing
Item # 0201 3/16, 3/16 Inch (in) Inner Diameter Guide Bushing
Item # 0201 3/8, 3/8 Inch (in) Inner Diameter Guide Bushing
Item # 0201 5/8, 5/8 Inch (in) Inner Diameter Guide Bushing