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Hertel High Speed Steel Hand STI Tap, 3/8-16 UNC, H3, 4 Flutes, Plug Chamfer, 3-3/8" OAL, Bright Finish

Irwin 8028 10-24 NC Steel Machine Screw Plug Tap

Cloimei M4 Metric Tap Set 10Pcs Carbon Steel High Precision Manual Threading Tools for Automotive Machinery Industrial Applications

Drill America - DWTBSF3/8-20B 3/8"-20 High Speed Steel British Standard Fine Bottoming Tap, DWT Series

0.209-36 TPI HSS Tap With Case, 3-Flute High Speed Steel Thread Tool For Schrader-Valve Stem Holes, 0.209x36 Thread Size, For Industrial And Automotive Use

Accusize Industrial Tools 7/16'' to 20Nf by 0.3690'' (Tap by Drill Size) H.S.S. Combined Tap and Drill, 3-7/8'' Oal, Td-7/16-20

Hertel High Speed Steel Standard Pipe Tap, 1/4-18 NPT, 4 Flutes, Bright/Uncoated, 1-1/16" Thread Length

Irwin 8202 1/8" 27 NPT Steel Thread Pipe Plug Tap