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Size 40mm(1.575”) Length, 12mm (0.472”) Width, 1.5mm (.059”) Thickness, 35° Cutting Angle, 2 straight cutting edges.

Premium Material Tungsten Carbide, Hardness HRA92. Solid carbide knives are made of raw high-quality tungsten carbide, the blade body is hard and not easy to crack, and can handle most of the hard wood.

Package 10 pieces 40mm indexable carbide cutter inserts are all in a plastic box for safe store.

Wide Use 40mm carbide inserts are an ideal replaceable accessories designed for woodworking flush trim router bit, spiral helical planer cutter heads and other woodworking systems.

Sharp Cutting Edeges 40mm carbide inserts cutter knife has 2 extremely sharp edges and is able to cut softwood, hardwood, plywood, particle board, HDF, MDF and many other woods as easily as a hot knife cuts butter, providing a high-quality, smooth surface on the wood surface. The sharp carbide blade can also effectively reduce the tear of the wood.

Efficient and Economical Choice Carbide has excellent toughness, hardness and blade retention, and lasts five times longer than traditional high-speed steel blades. Carbide cutter inserts have impressive wear resistance and are able to stay sharp for longer periods of time, reducing machine downtime and improving woodworking efficiency.