5/8 100° – 1 Flute Hyper Countersink • HSS • For Chamfering, deburring, and countersinking • Can also be used to enlarge holes in sheet metal List Number ZD63340 Fractional 5/8 Decimal Equivalent 0.6250 Overall Length 2-1/2 Substrate HSS Angle 100° Package Quantity 1 Shank 1/2 Flute Count 1 SKU: ZD63340 Category: Countersinks Related products 1/4 60° – 1 Flute Solid Carbide Countersink Item #: SC08252 3/8 90° – 1 Flute Solid Carbide Countersink Item #: SC08375 1/2 90° – 1 Flute Solid Carbide Countersink Item #: SC08500