width="320" height="320" sizes="(max-width: 320px) 100vw, 320px"> -3% New Countersinks Dormer High Speed Steel Drill Bit, 16.5 mm Head Diameter, 3 Flutes, 90° Countersink Angle, 60 mm Overall Length, 10 G10616.5 $93.42 $90.62 Add to Cart