Material: Low-carbon steel, not hardable. Pre-bored. From a Teeth Number of 48 reinforced (H = 4 mm, see drawing). General dimensions: B1 = 2,8 mm, c = 1,0 mm, r3 = 8 mm. Other dimensions: See the table.
| No. of Teeth | 21 |
|---|---|
| da (mm) | 57,0 |
| d (mm) | 53,68 |
| B (mm) | 10 |
| Weight (g) | 42 |
