Our development depends on the advanced equipment, excellent talents and continuously strengthened technology forces for Pizza Cutter,Stainless Steel Pizza Scissors,Plastic Pizza Cutter,Stainless Steel Pizza Wheel and you can exchange within 7 days after receive the wigs if it is in new station and we service repairing free for our products. Please feel free to contact us for further information if you have any questions. We are glad to work for every client.