Simpson EDT22S Manual Dispensing Tool for 22 oz Epoxy Adhesive Cartridges Steel Carriage 26:1 Drive APB Adjustable Post Base cutting diameter a large cutting diameter a large working diameter produces full The compression spiral design cuts both the top and bottom surfaces of the workpiece cleanly in a single pass eliminating the need for secondary sanding or edge cleanup when routing plywood Heavy duty steel carriage delivers the structural durability needed to hold up under continuous 2:1 ratio epoxy cartridge adds versatility so one tool can handle multiple cartridge formats without purchasing additional equipment