Transcription of Wood Screw Size Chart - Training Hands Academy
1 Wood Screw size Chart (6 most commonly used sizes) Note: These sizes are suggested, and may vary slightly from other charts. Be sure to verify correctness before drilling and make necessary conversions from imperial to Metric. Traditional Wood Screw SizesGauge#4#6#8#10#12#14 Max Head (15/64 ) (9/32 ) (11/32 ) (25/64 ) (7/16 ) (1/2 )Countersink Size1/4 5/16 3/8 7/16 7/16 1/2 Shank Per Inch221815131110 Pilot-Hole Hard woods Straight bit5/647/641/89/645/3211/64 Tapered Bit7/649/6411/6413/647/321/4 Pilot-Hole Soft woods Straight bit1/163/327/641/89/645/32 Tapered Bit3/321/85/323/1613/6415/64 Phillips Head Point size #1#2#3 Square Drive Bit size #0#1#2#3 Traditional Wood Screw Sizes (Metric)Gauge#4#6#8#10#12#14 Metric Equivalent