Product: VIVOSUN Stainless Steel Duct Clamps 8 inch (Pack of 2)
Brand: VIVOSUN
Note

 The labelled inch of our clamp is the very largest opening. 
Please take 0.10 inches smaller than your ducting when choosing into consideration.

Pack of 2 clamps.
Variety of applications, easy to install.
Stainless steel and rust resistant.
Worm drive adjustable with screwdriver for a super secure fit.

Search query: 8 inch worm gear clamp
Relevance: Exact