O/D: 12 x 1.75Thickness: 1/2″O/D: 1 1/2
HSS UNC
9/16-12 HSS UNC Die
1/2-13 HSS UNC Die
1/4-20 HSS UNC Die
3/8-16 HSS UNC Die
7/16-14 HSS UNC Die
No 8-32 HSS UNC Die
No 4-40 HSS UNC Die
No 6-32 HSS UNC Die