is used to cut discs, seals and rings up to a diameter of 2 (50.8 mm), the knives can be easily screwed onto the mounting disc and can be combined with each other, powerful handle, fixed impact head, long service life, thanks to its patented anti- Vibration system a real comfort for the operator, the retractable center point enables precise positioning of the knives, patented anti-vibration system and protected tool design, case cast from polypropylene, impact-resistant and chemical-resistant, supplied hexagon key for tightening the mounting washer, mounting washer with a clamping screw equipped This set consists of: ? Knife: Ø 18 "-316" -14 "-516" -38 "-716" -12 "-916" -58 "-34" -78 "-1" -1 116 "- 1 18 "- 1 316" -1 14 "-1 516" -1 38 "-1 716" -1 12 "-1 58" -1 1116 "-1 34" -1 78 "-2" e holder with washer Mounting disc for knives Ø 2 to 50 mm and 18 to 2 "" e centering point