General description This LENOX® Bi-Metal Holesaw is designed for efficient cutting in both wood and metal. Its advanced tooth design enhances cutting life, while the large sharp teeth ensure fast and effective performance. Technical specifications Diameter: 30mm Arbor: Standard: 1L, 4L or 5L; SNAP-BACK™: 5L Other information Increased wall thickness improves durability and minimizes tooth loss. The SPEED SLOT® staircase design allows for fast and easy plug ejection.