HOLE SAW PILOT BT 3-1/4" *Brand Name: Lenox *Diameter: 1/4 in. *Material: High Speed Steel *Product Type: Hole Saw Pilot Bit *Number in Package: 1 pc *Length: 3-1/4 in. *Shank Diameter: 1/4 in. *Usage: Multi-Purpose *Quick-Change System: Yes