6.5x4cm HCS Universal Oscillating Saw Blades Black. Every product has a unique Manufacturing Part Number label on the inner package that proves it has been qualified, which include Part Number, Model Number and inspection date information; 2. If you have any questions about the item, please provide us the Manufacturing Part Number for checking, your profits will be guaranteed. Color: Brand name: Unbranded WEIGHT(1 set): PACKAGE INCLUDE(1 SET).