Klein Tools 40 Pocket 17 Inch Laptop Hardshell MODbox Tool Backpack (62809MB) Spade Bits this carrier provides the industrial strength this carrier provides the industrial strength mobility you need to stay efficient ) Number of Cutting Flutes 2 Flutes Cutter Metallurgy TiCo™ Hi Density Titanium Cobalt Carbide Protective Coating Type Perma SHIELD® Non Stick Red Finish Equipment Compatibility Handheld Routers and Table Mounted Routers Material Applications Hardwood Best Used For Water Resistant Construction: Water resistant 1680D polyester and a curved molded base help protect contents from moisture while providing additional stability