Irwin 3/8 in. Plug Cutter - 43906 $8.99 Brand IRWIN Type Drill Bit Item Diameter 3/8 in MPN 43906 UPC 024721439062 condition New Irwin 3/8 in. Plug Cutter - 43906IRWIN Plug Cutters can be used for covering fastener holes. It has a variety of applications.Size: 3/8''Condition: New With Tags