- 01:23
- 06:34
- 01:36
- 01:07
- 02:37
- 02:10
- 01:49
- 01:41
- 02:01
- 01:11
- 01:11
- 02:54
- 01:40
- 01:11
电动工具black & decker锤钻多脉冲短和长 -- power tools black & decker hammer drill multiple bursts short and long
01:00- 02:03
- 01:21
- 01:11
- 01:22