Berbunyi dengan hegar 15 mm membunyikan batang

• 00:04
• 00:29
• 00:53
• 01:18
• 01:42
• 02:06
• 02:31
• 02:55
• 03:20
• 03:44

Sounding and stretching with a 15/16 Hegar sounding rod.

• 14,260
• 04:04