Tool for cutting clean, precise sound holes in bass drum resonant heads from 4" to 6".

Quickly create clean port holes with this adjustable cutter. Featuring a blade and guide pin, it allows for controlled cutting of 4"–6" holes in bass drum heads. Ideal for air venting, mic access, or pairing with Gibraltar’s snap-on port hole protectors.

Features:

• Cuts 4"–6" holes in resonant heads
• Includes blade and pin for guided cutting
• Great for mic access or venting
• Use wtih Gibraltar Port Hole Protectors
• Delivers a clean, professional result