Dongfei Solid Carbide Spot Drill Bit Tungsten Steel Twist Sizes 1-10mm Bright Uncoated for Nonferrous Metals 3-Year Warranty
These solid tungsten carbide twist drills feature fully ground finish with double-edged cutting heads. Available in diameters from 0.5mm to 10mm, they deliver reliable precision drilling performance and fit perfectly with CNC machining centers and conventional drill presses.
Precision fully ground cutting edges ensure sharp cutting action and excellent hole centering accuracy. Optimized spiral flute geometry guarantees smooth chip evacuation, producing clean burr-free holes with consistent dimensional precision in continuous operation.
Widely applicable for drilling steel, stainless steel and engineering alloys, they offer outstanding wear resistance and prolonged service life. They cut tool replacement frequency, reduce overall production costs and effectively boost comprehensive machining efficiency.
