Milwaukee hole saws have at least 2 different mandrel sizes. I was a bigger size and had to buy it for size 15/16. I don't know at what size the large arbor comes into play.
Impact drill BOSCH GSB 13 RE (0 601 217 100), 600 W blue
37 Review
Sawing machine DeWALT DWE7485, 1850 W
52 Review
Circular saw BOSCH GKS 190, 1400 W blue/silver
44 Review
Gasoline saw Huter BS-45M 2300 W/3.1 HP black
100 Review
Chest freezer Biryusa 155KX, white
16 Review
πͺ Bi-Metal Cutting Blades: Imachinist S933414 - Enhancing Precision and Performance
10 Review
πͺ DEWALT DW3984C Portable Blade Set of 3-Pack
πͺ Durable DEWALT DW3986C Portable Blade 3 Pack for Efficient Cutting