The main functionTrimming,edge treatment et grooving,three-dimensional clearance angle,slotted PTFE CoatingHeat-resistant PTFE coating baking to prevent the accumulation of wood chips, resin and asphalt, Good wear resistance,greatly durable life Universal Shank8mm Shank, Widely use on hand-held and table-mounted portable routers Anti-KickbackThe blade is sharp and smooth, solid Hardened Steel Bodies with Anti-Kickback Design, suitable for trimming, three-dimensional clearance angle, slotted Scope ForWoodworking,Hardwood,Particleboard,MDF,Acrylic; Applicable models:the engraving machine, trimmer Features: High-grade welding ,stable quality,high efficiency Blade Flush Trim Patter with Top and Bottom bearings Router Bit. Carbide Tipped - Micro grain grade provides increased strength and utmost esistance. Heat-resistant PTFE coating baking to prevent the accumulation of wood chips, resin and asphalt. Top Bearing Router Bit Set Cuts all compostion materials, plywoods, hardwoods, and softwoods Specification: Material: Carbide Tipped Shank Diameter: 8mm Shank Color: Yellow Package included: 4 sizes X Woodworking Trim Router Bitdevenirtrsriche