Bi-metal hole saw Ø150mm - High-speed steel HSS M42 - Hexagonal shank - For aluminum, iron, wood

【Wide Applications】The hole saw is widely used for drilling holes in materials such as drywall, steel, aluminum, non-ferrous metals, copper, brass, wood, plastic, and PVC. Compatible with bench drills, magnetic drills, impact drills, hammer drills, and other power tools. 【High-Quality Materials】The bi-metal hole saws are made of premium M42 high-speed steel. The carbon steel drill bits are heat-treated and coated with black oxide, making them oil-resistant, rust-resistant, extremely durable, robust, and wear-resistant. 【Professional Hole Saw Material】Our circular drill bit is made of heat-treated and blackened carbon steel. It offers oil and rust resistance, high hardness, excellent robustness, and long durability. The sharpened blade ensures high hardness, stable drilling performance, no chipping, and optimal reliability. Drills holes in metal accurately and without vibration. 【Intelligent Design】The hole saws for drilling circular holes feature a spring-loaded system that facilitates chip ejection, thus improving productivity. Their hexagonal shank ensures a secure hold in the chuck. The sharp cutting edge design guarantees a clean and effortless cut. The spring mechanism automatically ejects the cutting disc once drilling is complete. 【Easy to Use】The wood hole saw has an exceptional cutting edge for a clean and effortless cut. The spring surrounding the drill bit automatically ejects the saw blade once the hole is drilled.