BiM holesaw for sheet metal assortment

Suitable forIncluded holesaws (1 each)Part No.
For Plumber19,22,25,29,38,44,57mm holesaws, 9.5/11mm adapter with 1 pc. pilot drillB-38663
For Electrician20,25,32,38,51,64mm holesaws, 9.5/11mm adapter with 1 pc. pilot drillB-38679