Precision-Crafted Tungsten Steel Drill Bit for Professional-Grade Performance

Ultra-Durable HRC50 Tungsten Steel Construction ensures extended lifespan and wear resistance under heavy-duty drilling applications.

4-Flute Precision Design enhances chip evacuation, reducing heat buildup for smoother, faster drilling in metals, plastics, and composites.

Micro-Precision Engineering guarantees consistent 0.1mm~3.0mm drilling accuracy, ideal for PCB, jewelry making, and fine mechanical repairs.

Optimized for Drilling Machines with reinforced shank to prevent slippage, delivering stable performance at high RPMs.

Industrial-Grade Hardness retains sharpness 3X longer than standard HSS bits, minimizing downtime in workshops and production lines.

Multi-Material Versatility handles stainless steel, aluminum alloys, acrylics, and carbon fiber with clean, burr-free holes.

Cost-Efficient Bulk Pack option available – wholesale pricing for factories, repair centers, and professional toolkits.