144 Piece Set Of Piercing Saw Blades in 12 Sizes 12 Each In Sizes 6, 5, 4, 3, 2, 1, 0/1, 0/2, 0/3, 0/4, 0/5 And 0/6 Set Comes In Vinyl Case With Each Size Separated From The Rest Each Group Of 12 Blades In Wrapped Loosely In Wire For Neater Storage These Saw Blades Are Excellent For Jewery As Well As Other Miniature Applications Blades Are 5 Inches Long, With Blank Ends For Attaching To Saw Frame