The addition of a thumb screw to this steel hose clamp allows you to disconnect hoses without a screwdriver - making changes quick and easy.
Sizes
The stated size is the largest size the clamp can hold. The smaller size can hold from 1-13/16" to 2-3/4" and is appropriate for 2" or 2-1/2" dust hose. The larger size can hold from 3-3/8" to 4-5/16" and is appropriate for 4" dust hose.
