Drill Bit / Screw Size Finder
Find a starting pilot-hole drill size for common wood screws in hardwoods and softwoods.
Starting pilot-hole size
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Choose a screw size and wood type to see a starting recommendation.
Pilot-hole sizes shown here are starting points from McFeely's published guide for standard wood-screw pilot drilling. Screw design, grain and material can change the ideal size. Reference: McFeely's.