Straight Knife Engraving And Milling Cutter Woodworking Milling Cutter $ 4.26 Product Information: Color classification: No. 1 single-edged straight knife 83.6mm, No. 2 single-edged straight knife 83.2mm, No. 3 double-edged straight knife 86.35mm, No. 4 double-edged straight knife 89.520, No. 5 double-edged straight knife 89.525 No. 6 double-edged straight knife 812.725 No. 7 double-edged straight knife 81920 Single-edged straight knife 84.8mm material: metal Package Milling cutter* 1