Sounding large and deep inside

• 00:06
• 00:27
• 00:47
• 01:07
• 01:28
• 01:48
• 02:08
• 02:29
• 02:49
• 03:09
• 03:30
• 03:50
• 04:10
• 04:31
• 04:51
• 05:11

Sounding Hegar sounds up to 18 mm diameter.