The drill stop is the countersink for profile drilling screws. Pilot drilling is strongly recommended for fastening tropical woods/hardwoods. This is advisable both for Douglas fir, which is relatively easy to split, and when screwing close to wood cut against the end grain.
Material
Advantages
No splintering, no shearing!Pilot drilling with the Drill-Stop and the specially developed head geometry of Profile drilling screw prevents splintering to the greatest extent.