Change out hole saw sizes fast with no extra tools needed.
One mandrel for sizes ¾” to 6” with a simple side sleeve engagement.1 7/8” depth of cut. 1 3/4" QuickCore Bi-Metal Hole Saw Blu-Mol Xtreme quick core hole saw system/patented technology allows the operator to engage the quick release arbor to expose the unique open back design/allows for quick and easy core removal with no extra tools needed.