- Excellent material: Our arc bending integrated knife uses tungsten steel and 45# steel. The groove router bit offers excellent wear resistance and durability for long-lasting performance. - Durable and stable: The tool features a sharp cutting edge and high wear resistance. The alloy blade enables smooth cutting, and the wear-resistant property extends the service life, reducing the need for frequent replacement. The arc bending integrated knife is precisely designed to meet the bending requirements of various materials, delivering a perfect arc. - Widely applicable: The arc bending integrated knife can be used for wooden doors and cabinets and for producing various arc-shaped products. The forming router bit is compatible with router machines, engraving machines, cutting machines, CNC machines, and other equipment. Please note that it is not suitable for electric drills or drilling machines. - Easy to operate: The arc bending integrated knife cuts into a specific shape without softening, remaining sharp and wear-resistant. It is ideal for creating precise arc bends on wooden materials. The woodworking milling drill bit supports grooving and bending and is easy to use for both novice and experienced woodworkers seeking professional-quality bends.