Tapping chart in PDF format from OSG Tools corporation. You will find here handy guide to tap drill sizes.
Tap drill size chart for all standard threads: M, MF, MJ, UNC, UNJC, UNF, UNJF, Pg, Tr, G, BSW, UNEF, UN, NPT, BSF, Rp, BA, Rc, EG M, EG UNC, EG UNF
Also we will find there tap drill in Metric and Imperial sizes for wire insert taps and thread forming taps.
Download Tapping Chart as PDF
Inquiry and quick order form
Still have a questions? We are here to help you! Please contact us if you need technical assistance or you want to place work order for threading tools.