Complete Creasing Kit: Includes the blade holder, the creasing blade, and the creasing groove. This is the scoring blade that makes a clean fold line before you bend the sheet. Create A Clean Crease: Designed for medium-weight(60-500gsm) stock, this method produces a crack-free fold, perfect for brochures, menus, and invitations. Keep The Machine, Just Refresh The Blade: No need to buy a new creasing machine. This replacement assembly lets you restore performance and keep production going. Installation Overview: Blade Holder--Loosen the screws on the back side of the holder, swap in the new one. Blade--Loosen the black screw on the holder to release the old blade and insert the new blade. Support Wheel--Loosen the shaft screws on both side plates of the machine, pull out the shaft, and install the new support piece. Accessory Only: This is a replacement blade kit, not a full creasing machine. "Product Description This Replacement Creasing Blade Assembly keeps your 18"" electric paper creasing machine producing sharp, professional fold lines. Instead of replacing the entire machine, you can replace the working blade. What's included: Blade Holder*1; Creasing Blade*1; Creasing Groove*1. Universal installation method: Holder Replacement: Loosen the screws on the back side of the holder to install the new holder. Blade Replacement: Loosen the black screw on the holder, take off the worn blade, insert the new blade, and re-tighten. Support Replacement: Loosen the shaft screws from both machine side plates, pull out the shaft, slide off the old support wheel, slide on the new one, then reinstall the shaft and tighten. This is a replacement accessory, not the full electric creasing machine. " Color: As Shown Material: Metal Package Contents: 1*pcs creasing blade set