4-12/4-20/4-32mm Hexagonal Straight Groove Titanium Plated Ladder Drill 3pc Pagoda Drill Bit Electric Tool Accessory Set

High-Performance Core Drill Bit Set for Woodworking Enhance your woodworking projects with our High-Performance Core Drill Bit Set, designed for precision and durability. Ideal for expanding holes in various materials, including wooden boards and aluminum plates, this set ensures efficient and reliable drilling. Product Features: Versatile Use: Perfect for expanding holes in wood and aluminum plates. Whether you're using a pistol drill or a table drill, this core drill bit set is designed to meet your woodworking needs. Cooling Efficiency: To extend the drill bit’s lifespan, it is recommended to inject water during operation. This cooling method helps maintain the bit’s performance and durability, especially when drilling at speeds of 250-400 rpm. High-Quality Construction: Made from durable materials, these core drill bits are engineered to handle rigorous drilling tasks, ensuring longevity and reliable performance. Specifications: Brand Name: Other Model Number: 4-12/4-20/