High Speed Steel Bright Fractional Center Reamer1-1/2,CENTER REAMERS 90DE 3 FLUTESKU: 37E232CCOUNTERSINK POINT ANGLE*90° PointSIZE*1-1/2"Quantity*Add to CartFEATURESCenter Reamers are designed for countersinking holes for flathead screws and rivets, in portable drilling applications.