| Displacement | 40t normal |
|---|---|
| Length | 30.5m pp |
| Width | 3.7m |
| Draught | 1.0m |
| Machinery | 1-shaft recipro, 1 boiler, 430ihp |
| Speed | 22kt |
| Armament | 2-37mm gun, 3-36cm TT |
| Complement | ? |
| Name | Plan | Builder | Laid down | Launch | Complete | ||
|---|---|---|---|---|---|---|---|
| TB-1 | FY1879 | UK Yarrow | ? | 1879 | 1881. 5. 2 | 1890. 8.19 TB1 1893.10.18 TB2 1898. 3.21 TB3 1899. 5.31 disc | |
| TB-2 | FY1879 | UK Yarrow | ? | 1879 | 1884. 2.26 | 1890. 8.19 TB1 1893.10.18 TB2 1898. 3.21 TB3 1899. 5.31 disc | |
| TB-3 | FY1879 | UK Yarrow | ? | 1879 | 1884.10.10 | 1890. 8.19 TB1 1893.10.18 TB2 1898. 3.21 TB3 1899. 5.31 disc | |
| TB-4 | FY1879 | UK Yarrow | ? | 1879 | 1884.10.10 | 1890. 8.19 TB1 1893.10.18 TB2 1898. 3.21 TB3 1899. 5.31 disc |