Guhring NC spotting drill F556, shank diameter 4mm, center hole angle 120°, F556 004.000, 1 piece

Catalogue number: F556 004.000 Features: ●Thin core, so no thinning is required even after grinding. ●Extremely short chisel width allows for sharp cone-shaped center holes. ●Can be used for centering regular drills. Applications: ●Cutting materials: General structural steel, carbon steel, alloy steel, stainless steel, aluminum alloy, cast iron. ●Positioning processing. ●Hole chamfering. Specifications: ●Thread diameter (mm): 4 ●Shank diameter (mm): 4 ●Total length (mm): 55 ●Center hole angle (°): 120 ●Surface treatment: Fire coating ●Blade shape: Single-edged ●Number of blades: 2 Material/Finish: ●High-speed tool steel (HSS)