1PCS Carbide Center Drill Bits 60 Degree Countersinks Angle Metal Drills CNC Hard Metalworking Tungsten Steel Drilling Tools(4.0mm)

Product name: Tungsten steel center drillMaterial: HSS Hard MetalSuitable for processing: precise positioning, guiding twist drill cutting, reducing errors, higher punching efficiency, and more accurate positioning.Model: Type AHardness: HRC55° (uncoated)Applicable equipment: CNC machining center, engraving machine, engraving machine and other CNC machine toolsSuitable processing materials: aluminum, copper, steel, cast iron, etc.Quality optimization: The overall tungsten steel has a series of excellent properties such as high hardness, wear resistance, good strength and toughness, heat resistance and corrosion resistance.DIY Supplies : MetalworkingMaterial : High Speed SteelType : Center Drill BitUse : Metal DrillingNote:1.The colors may have difference as the different display, please understand.2.Please allow 1-2mm error due to manual measurement, please make sure you do not mind before you bid.

• Precision-crafted 60-degree carbide center drill bits for smooth and accurate countersinking in metal, wood, and CNC applications.
• Made from high-quality tungsten steel for superior hardness, durability, and long-lasting performance in tough metalworking tasks.
• Ideal for creating precise holes, chamfering edges, and deburring in machining, drilling, and industrial applications.
• Heat-resistant and wear-resistant design ensures efficient drilling in hard materials like steel, cast iron, and alloy.
• Perfect for professionals and DIY enthusiasts seeking, high-speed drilling tools for workshops and fabrication projects.