Transcription of Tap & Drill Chart
1 Drill SizeDec. SizeDec. SizeDec. SizeDec. & Drill ChartSTANDARDTap & Clearance Drill SizesTap DrillClearance DrillScrew SizeMajor DiameterThreads Per InchMinor Diameter75% Thread for Aluminum, Brass & Plastics50% Thread for Steel, Stainless & IronClose FitFree size (mm)Thread Pitch(mm) Drill size (mm)Closest American DrillDrill size (mm)Closest American DrillDrill size (mm)Closest American DrillDrill size (mm)Closest American & Drill DrillClearance FitClose Fit47 & Clearance Drill Sizes3 Thread for Steel, Stainless & Iron75% Thread for Aluminum, Brass & Plastics