4 Flutes, 1-1/4" Cutter Head Diam, 1/2" Pilot Hole Diam, High Speed Steel Reverse Countersink MPN:180-12K

The 4 flutes countersink is a specialized cutting tool designed to create clearance holes for flat-head screws or rivets on metal sheets, making them suitable for various applications in aviation, automotive, hardware manufacturing industries. With its High-speed steel composition, this Reverse Countersink ensures exceptional strength and longevity with a durability that will not warp, chip or break under intense use. Measuring 1-1/4 inches cutter head diameter and featuring 1/2 inch pilot hole diameter, the countersink offers precision cutting on multiple materials without compromising its edge sharpness or accuracy. Its spiral flutes eliminate heat buildup and dust accumulation providing smooth cutting while preventing clogs. Additionally, the countersink comes with a black oxide finish for added protection against rust. Its ease of use, robustness, and ability to maintain accurate dimensions on flat or angled surfaces make it an indispensable tool for manufacturers.