Knurled thumb screws
QJ 2384 - 1992 滚花高头螺钉
See all versions and complete specifications: Knurled Thumb Screws — Full Specification Page
| Size | P | k_max | k_min | s_max | s_min | ds_max | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|
| M3 | 12 | 3 | 1.5 | 11.73 | 8 | 6.4 | 7.78 | 8 |
| M4 | 20 | 5 | 2.5 | 19.67 | 12 | 11 | 11.57 | 12 |
Request detailed technical specifications, material certifications, and availability information for your application requirements. Our engineering team can provide product recommendations, custom specifications, and technical documentation.
© 2026 Ningbo Ruixi Metal Surface Technology Co., Ltd.. All rights reserved.