The DEWALT DW734 utilizes razor sharp blades that are reversible and disposable. These blades last 30 % longer than customary disposable blades, aiding you to prevent costly and laborious resharpening. The DEWALT DW734 12-1/2-Inch Thickness Planer has a three-knife cutterhead and a dominant, 15 amp engine that delivers 10,000 rpm. Also offering quick, accurate depth modification, extra-long feed tables for material support, and the convenience of blades that are changeable and disposable, this planer makes it stress-free to create clean, custom stock. The DW734 planer includes a dust cover that fastens to a shop vacuum or standing dust collector (sold separately) for effective collection of chips and debris.. The DW734 planer contains a dust hood that attaches to a shop vacuum or standing dust collector (sold separately) for efficient collection of chips and debris. The DEWALT DW734 12-1/2-Inch Thickness Planer features a three-knife cutterhead and a powerful, 15 amp motor that delivers 10,000 rpm.