This is a custom-designed rotameter wrench, perfect for tightening or loosening rotameter fittings without damaging them.
The design includes a comfortable handle and a precisely shaped internal grip for secure engagement.

It’s optimized for 3D printing — no supports required and can be printed with standard PLA or PETG for durability.

Features:

• Designed for rotameter installation and maintenance
• Comfortable ergonomic handle
• Durable and printable without supports
• Easy to scale for different rotameter sizes

Recommended print settings:

• Material: PLA or PETG
• Layer height: 0.2 mm
• Infill: 30–50%
• No supports needed