High-speed flat grooved engraving blade, 9.5 mm. The flat engraving blade is well suited for making small grooves and individual cuts in, for example, plexiglass, wood and brick. Rough finish. Spindle shaft diameter: 3.2 mm. Working width: 9.5mm. Highest speed: 35000 min-1. Package contents: 1 pc. Compatible with any multi-tool with a 3.2mm collet, such as Ryobi, Dremel and other brands.