The Triumph Center Reamer/Countersink is the best choice for countersinking screw heads.  This will allow the screws to sit flush with the surface.  The 82° point and 3-Flute cut allows for greater precision and accuracy. Made of high speed steel, the Triumph Center Reamer drill bit and Countersinking drill bit is durable and long-lasting, and the black oxide finish prevents damage from corrosion.   Specialized shank reduces slippage.

		Point:	82° Point
		Material:	High Speed Steel
		Coating/Finish:	Black Oxide
		Other:	Used for countersinking screw heads