COMPLETE ALL-IN-ONE SOLUTION | 全方位锁具安装套装: Includes all the essential tools required for installing standard deadbolts and locksets, featuring high-performance hole saws and a precision wood spade bit for a complete professional setup.
包含了安装标准死锁与球形锁所需的所有核心工具，配备高性能圆形开孔器及精密木工扁钻，为您提供全套专业级安装方案。

HEAVY-DUTY CARBON STEEL HOLE SAWS | 工业级加厚高碳钢开孔器: Manufactured from premium heat-treated carbon steel with reinforced cutting teeth, specifically designed to drill through solid wood, plywood, and composite doors with maximum efficiency.
采用优质热处理加厚高碳钢精制而成，锯齿经过强化处理，专为高效钻穿实木门、胶合板及复合木门而设计，动力强劲且切削迅速。

PRECISION 2-1/8" & 1" CUTTING SIZES | 2-1/8寸与1寸精准规格: Features the two most common industry-standard sizes: a 2-1/8" (54mm) hole saw for the main lock body and a 1" (25mm) spade bit for the latch bolt hole, ensuring a perfect fit every time.
包含行业标准的两种核心规格：2-1/8寸 (54mm) 圆孔钻用于安装主锁体，1寸 (25mm) 扁钻用于钻削锁舌孔，确保每一次安装都严丝合缝。

EFFICIENT CHIP REMOVAL DESIGN | 高效排屑与防堵塞结构: The hole saws are engineered with wide side slots to facilitate rapid wood chip extraction, reducing friction and preventing heat buildup for a smoother, cleaner drilling experience.
开孔器侧面设有宽大的排屑槽，可有效加快木屑排出速度，降低切削摩擦与热量堆积，确保钻孔过程更平滑、切口更整齐。

UNIVERSAL MANDREL & HEX SHANK | 通用连杆与防滑六角柄: Equipped with a heavy-duty mandrel and a secure hex shank that fits most standard power drills and impact drivers, providing maximum torque transfer without slippage.
配备重型加固连杆与防滑六角柄设计，兼容大多数标准电钻及冲击起子机，确保在高扭矩作业下稳固不打滑，实现高效动力传输。