Robust duct cutters designed for quick and easy cutting. The cutters assist users in obtaining a square cut to enhance fitting retention and all have razor edges to ensure a clean cut with minimal flattening of the duct during cutting. 

Provides a chamfered edge on both inside and outside of the duct.

Made for cleaning out and for ensuring maintenance of empty duct
bores

Duct Mandrel with swiveling eyes for proving duct runs. Typically used in conjunction with duct brushes in the maintenance process.