Irwin 12412 5/8" Metal Countersink FEATURES: Precision ground 82° tip for countersinking most machinable metals, wood or plastic Manufactured from industrial gr
Irwin 88810 Speedbor 5/8 x 6" Spade Bit Blue-Groove point and cutting edge for quicker chip removal - 4x quicker than standard spade bits 10% larger shank for extra durability