The 5566 Poly Drill is stocked uncoated and with FC-1 coating.
3-Flute - 90° Point - 5566 MATRX Poly Drills, FC1, RH Spiral, Notched, Standard, 1/4 It produces clean, burr-free holes without breakout, eliminating the need for sanding or deburring. Its 3-flute design allows for ultimate material removal rates and burr teeth provide a clean shearing of fibers.