PREMIUM M3 BI-METAL CONSTRUCTION | 优质 M3 双金属材质: Manufactured with high-performance M3 Bi-Metal teeth electron-beam welded to a tough alloy steel backing. This industrial-grade combination provides extreme hardness for cutting and superior flexibility to resist breakage under heavy load.
采用高性能 M3 双金属锯齿，通过电子束焊接于强韧的合金钢背板上。这种工业级组合在提供极高切削硬度的同时，具备卓越的柔韧性，能有效防止在重负荷作业下产生断裂。

VARIABLE TOOTH GEOMETRY (4/6 TPI) | 变齿变角高效切削齿: Features a specialized 4/6 TPI variable tooth design that reduces vibration and noise while providing faster, smoother cuts. The optimized gullets ensure efficient chip clearance across a wide range of material thicknesses.
采用专业的 4/6 TPI 变齿设计，能有效减少切削过程中的震动与噪音，并实现更快捷、更顺滑的钻孔体验。优化的齿槽确保在各种厚度的材料上都能保持高效排屑。

20mm PRECISION CUTTING DIAMETER | 20mm 精准开孔规格: Specifically engineered to produce accurate 20mm diameter holes, making it the standard size for conduit entry, electrical enclosures, and precision mechanical installations.
专为钻削精准的 20mm 直径圆孔而设计，是电线导管穿孔、配电箱开孔及各类精密机械安装工程的标准规格。

HEAVY-DUTY DEEP CUTTING DEPTH | 重型深孔钻削能力: Designed with a robust body and deep gullets to handle thicker materials. The large side slots facilitate rapid heat dissipation and allow for easy slug ejection once the cut is completed.
具备坚固的钻身与深齿槽设计，可轻松应对较厚材质的钻削。宽大的侧边排屑槽有助于快速散热，并在切割完成后轻松弹出金属芯料。

MULTI-MATERIAL VERSATILITY | 广泛的工业应用: The professional choice for cutting through a variety of materials including stainless steel, mild steel, cast iron, aluminum, brass, wood, and plastic.
是工业生产、电力工程与建筑装修的专业选择，广泛适用于不锈钢、软钢、铸铁、铝材、黄铜、木材及塑料等多种材质的开孔作业。