30 NAT w/Drive Flange × 7/8-20 Thread Mount - Boring Head Shank
| Shank Size (SS) | NMTB30 | Tool Type | Boring Head Shank |
| Shank Type | National Taper | Holding Size | 7/8″-20 |
Product Features
| Remarks | •Model S Square Style •Six Boring Heads are included in the "S" Series in three basic sizes - 1–1/2″, 2″ and 3″ square. The S–1–1/2 and S–2 come with either a 3/8″ or 1/2″ hole while the S–3 has either 3/4″ or 1″.As in all Criterion Heads, with the exception of the No. S–1 - these headshave threaded backs that will accept a variety of shanks. The micrometer adjusting screws are direct readingwith 50 graduations on the dial of theNo. 1–1/2 and No. 2 and 100 on the No. S–3. | Country of Origin | USA |
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