Size: 3/8-20Thickness: 3/8″Across the Flat: 0.78″
HSS BSPF
1/4-19 BSPF Plug Tap
3/4-14 BSPF Taper Tap
1″-11 BSPF Taper Tap
5/8-14 BSPF Taper Tap
1/2-14 BSPF Plug Tap
1/4-19 BSPF Bottom Tap
5/8-14 BSPF Bottom Tap
3/8-19 BSPF Taper Tap
7/8-14 BSPF Taper Tap
2 1/2-11 BSPF Taper Tap