ESSENTIAL DOOR LOCK SETUP | 精简型门锁安装方案: This specialized 2-piece set includes the core tools required for basic door lock installation, specifically a large hole saw for the lock body and a matching spade bit for the latch bolt.
本套2件组包含了安装球形门锁最核心的两款工具：一个用于钻削主锁体的大型圆孔钻，以及一个用于钻削侧边锁舌孔的配套扁钻。

DUAL-SIZE PRECISION CUTTING | 行业标准双尺寸规格: Features a 2-1/8" (54mm) heavy-duty hole saw for the main handle installation and a 7/8" (22mm) or 1" (25mm) wood spade bit for the side latch, ensuring a perfect industry-standard fit.
包含行业标准的 2-1/8寸 (54mm) 重型圆孔钻用于安装主拉手位置，以及配套的木工扁钻用于侧面锁舌孔，确保安装尺寸严丝合缝。

HIGH-CARBON STEEL CONSTRUCTION | 高强度加厚高碳钢: Manufactured from premium heat-treated high-carbon steel, providing exceptional hardness and sharpness for drilling through solid wood, plywood, and composite doors.
采用优质热处理加厚高碳钢精制而成，具备极高的硬度与锋利度，专为高效钻穿实木门、胶合板及复合木门而设计。

EFFICIENT CHIP REMOVAL DESIGN | 高效排屑防堵塞结构: The hole saw is engineered with lateral slots to facilitate rapid wood chip extraction, reducing friction and preventing the bit from overheating or burning the wood surface.
圆孔钻侧面设有排屑槽设计，可快速排出木屑，有效减少切削摩擦并防止钻头过热或灼伤木材表面。

UNIVERSAL HEX SHANK COMPATIBILITY | 通用防滑六角柄设计: Equipped with a standard hexagonal shank that fits securely into most handheld power drills and impact drivers, preventing slippage under high torque for a safer drilling experience.
配备标准防滑六角柄设计，兼容大多数手持电钻及冲击起子机，确保在高扭矩作业下稳固不打滑，提供更安全的钻孔体验。