Cut precise holes in wood, plastic, aluminum, brass, steel alloys, and even stainless steel with this Bi-Metal Hole Saw Set. The set is constructed with alloy steel electronic beam welded to M42 high-speed steel cutting edges for tougher, longer-lasting performance. Features include variable teeth for less vibration, a durable enamel finish that wont rust or corrode, and a heavy duty solid backing plate that won’t flex to ensure accurate holes every time.

• Alloy steel body is electronic beam welded to M42 high-speed steel cutting edge for tougher, longer-lasting teeth
• Variable tooth set for less vibration
• Slotted for easy plug removal
• Pilot bit with 135 split point for fast, skate-free drilling
• Durable enamel finish won’t rust or corrode
• Heavy duty solid backing plate won’t flex for accurate holes every time
• 4 to 6 teeth per inch