DIABLO HLSAW CT 2-1/2" *Brand Name: Diablo *Sub Brand: Snap-Lock Plus *Diameter: 2-1/2 in. *Material: Carbide Tipped *Product Type: Hole Saw *Number in Package: 1 pc *Length: 2-3/8 in. *Shank Diameter: 3/8 in. *Usage: Hole Cutting *Compatible Arbors: DHSAR375 3/8 in. Snap Lock Plus Mandrel System,  DHSAR500 7/16 in. Snap Lock Plus Mandrel System, DHSARSDS SDS Snap Lock Plus Mandrel System *Quick-Change System: Yes *Discovery CON, SUP