Description: The blade is made of high quality tungsten steel alloy forging blade, body is made of HSS Build-up & Heat Resistant Coating,Industrial grade micro grain carbide blade Baked on heat resistant coating prevents build-up of sawdust, resin, and pitch. Extra long straight router bit, wood milling cutter Extra long cutter router bit for all straight cut needs, with 2 flute carbide cutting blades Cemented carbide, micro grain grade provides increased strength and utmost resistance Specification: Material: Tungsten steel alloy;Carbide Shank Diamter: 8mm( 5/16inch) Total Lengh:45.5mm/ 1.8inch Cutter Diameter:10mm/0.39inch; 9.05mm (3/4inch) Cutting Length: 38mm/1.49inch Overall Length: 85mm/3.34inch Package Includes: 1 Piece Router Bit 1 Piece Extra Long Straight Router Bit Note: The color may have different as the difference display, pls understand. Please allow 1-3mm error due to hand test.