Size: No 10-321/4″: 1/4″Across the Flat: 0.59″
HSS BSPF
1 1/2-11 BSPF Plug Tap
2 1/4-11 BSPF Taper Tap
2 1/2-11 BSPF Taper Tap
7/8-14 BSPF Bottom Tap
5/8-14 BSPF Bottom Tap
3″-11 BSPF Plug Tap
3″-11 BSPF Taper Tap
5/8-14 BSPF Plug Tap
1/4-19 BSPF Plug Tap
3/4-14 BSPF Taper Tap