You use Mũi taro ren tay (tạo ren trong) Second ISO 529 Form D HSS-G - UNC 2" x 4.5 to generate threads during manufacturing, maintenance, or repair work. Correct results depend on matching the tool to the specified thread designation and keeping the tool aligned to the axis.
UNC means Unified National Coarse, an inch based thread series used on many North American designs and service parts. ISO 529 indicates the referenced standard family or tool standard named in the product designation. HSS-G indicates high speed thép with a ground execution, typically chosen for controlled cutting and consistent geometry.
Lưu ý Clean threads and tools before use, apply suitable lubrication for cutting operations, and stop if resistance rises sharply.
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| Loại ren | Unified coarse thread |
|---|---|
| Tiêu chuẩn | ISO 529 |
| Form | Form D |
| Vật liệu | HSS-G |
| Tolerance | 2B |
| Kích thước | UNC 2" x 4.5 |
| Overall length (L1) | 200 mm |
| Thread length (L2) | 70 mm |
| Core hole diameter (D1) | 45.0 mm |
| Shank diameter (D2) | 35.5 mm |
| Drive connector | 28.0 mm |
| Mã hàng | 82450-2 |
| Type of flute | straight fluted |
| Phạm vi ứng dụng | for through and blind holes |
| Chuẩn ren | ANSI B 1.1 |









