GABRIELLE 100 mm Forstner drill bit wood set hole saw cutter TCT hexagon/round shank 100 mm thread Description Tungsten carbide tip (TCT) Tungsten carbide is about twice as stiff as steel with a modulus of elasticity of about 530,000 GPa (77,000 to 102,000 psi) and has twice the density of steel, halfway between that of lead and gold. The hardness is comparable to corundum (Al2O3). The tungsten carbide tip is specially designed for cleanly cutting holes in end grain and thin material and is ideal for drilling concealed hinges and door locks. CURVED DESIGN The curved design allows the head to effectively remove dirt and work efficiently. Features 1. The drill bit drills clean holes in soft and hard wood. 2. Two pre-cutters and a centering tip provide the perfect solution for clean and precise repeated hole cutting every time. 3. The pointed center spur accurately locates the center of your hole. 4. Use for drilling holes Precise flat bottom with no chipping in any thickness of soft