Makita has a deep line-up of drilling, driving and fastening tools and accessories. The Makita #8 Countersink with 11/64” Drill Bit (A-99683) is engineered for drilling pilot hole, countersinks and counterbores for #8 screws in one easy operation for flush finish in wood. The drill bit can be adjusted the desired drilling depth, and the 1/4”’ hex shank fits in impact drivers and driver-drills.