8572| 20
|
請(qǐng)問(wèn)硬度50的45號(hào)鋼有辦法打孔嗎 |
| ||
| ||
點(diǎn)評(píng)
鉆混凝土的沖擊鉆頭 就是典型的鑲合金鉆頭
| ||
| ||
| ||
| ||
| ||
小黑屋|手機(jī)版|Archiver|機(jī)械社區(qū) ( 京ICP備10217105號(hào)-1,,京ICP證050210號(hào),,浙公網(wǎng)安備33038202004372號(hào) )
GMT+8, 2025-1-9 16:39 , Processed in 0.050908 second(s), 15 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.