商品明細
UCIL-UN Internal Thread Mill, 3× Thread Length
Commodity Brief
Recommended for UN coarse- and fine-pitch internal threads requiring longer thread lengths in carbon, alloy and prehardened steels.
Extended reach places the cutting head at deeper thread locations, while the reduced neck provides wall clearance. The three-flute cutter has a 15° helix and TiSiN coating.
⌀1.18–6.65 mm; 10 sizes.
Product Introduction
| Carbon steel | Alloy steel | Pre-hardened steel | Stainless steel | Aluminum alloy | Copper | Resin | Graphite | Hard and brittle materials | Heat-resistant alloys | Workpiece Hardness |
|---|
| 50HRC | 55HRC | 62HRC |
|---|
| ◎ | ◎ | ◎ | ○ | ○ | ○ | ○ | | | | | ◎ | |
Code No. UCIL | (M) Coarse | (M1) Fine | (P) Pitch | (D) Dia. | (h1) Effective Length | (t) No. of Flutes | (Y) Shank Taper Angle | (d) Shank Dia. | (L) Overall Length |
|---|
| 8004 | - | 0-80UNF | 80 | 1.18 | 3.9 | 3 | 12 | 4 | 50 |
| 7204 | - | 1-72UNF | 72 | 1.44 | 5.8 | 3 | 12 | 4 | 50 |
| 5604 | 2-56UNC | 3-56UNF | 56 | 1.66 | 6.8 | 3 | 12 | 4 | 50 |
| 40041 | 4-40UNC | - | 40 | 2.12 | 8.1 | 3 | 12 | 4 | 50 |
| 40042 | 5-40UNC | 6-40UNF | 40 | 2.46 | 9.8 | 3 | 12 | 4 | 50 |
| 3204 | 6-32UNC | - | 32 | 2.57 | 10.7 | 3 | 12 | 4 | 50 |
| 3206 | 8-32UNC | 10-32UNF | 32 | 3.22 | 12.7 | 3 | 15 | 6 | 60 |
| 2806 | - | 1/4"-28UNF | 28 | 5.2 | 19.3 | 3 | 15 | 6 | 60 |
| 2408 | - | 5/16"-24UNF | 24 | 6.65 | 24.2 | 3 | 15 | 8 | 60 |
| 2006 | 1/4"-20UNC | 7/16"-20UNF | 20 | 4.85 | 19.4 | 3 | 15 | 6 | 60 |