NF6-40 #33 to 1/2″-20 #29/64 tap and drill index
- Holds National Fine sizes:
- 6-40 tap #33 drill, 8-36 #29, 10-24 #25, 10-32 #21, 1/4-28 #3, 5/16-24 #I, 3/8-24 #Q, 7/16-20 #25/64, 1/2-20 #29/64
- All-steel reamer cases
- Each storage hole precisely sized for accurate, quick tool selection
- Raised embossed lettering for permanent identification
- Corrosion resistant, epoxy baked on coating
- Secure, snap-lock steel cover
- Rugged, heavy gauge all–steel case
