Essential details
Shipping:Express Delivery
Specification Number:BM01
Product Introduction
| mm | Inch | TPI |
| 20 x 0.9 | 3/4 x 0.032 | 4/6，5/8，6/10 |
| 27 x 0.9 | 1 x 0.035 | 2/3，3/4，4/6，5/8，6/10 |
| 34 x 1.1 | 1-1/4 x 0.042 | 2/3，3/4，4/6，5/8，6/10 |
| 41 x 1.1 | 1-1/2 x 0.042 | 2/3，3/4，4/6，5/8，6/10 |