When you’re choosing holesaws and arbors, start with the material and the number of cuts you need to make. Bi-metal usually covers general metal and timber work, while diamond or tile versions suit surfaces that can’t chip or glaze. Check the arbor as well. A loose fit or the wrong pilot drill is where you lose time and end up swapping parts on the job.
Spectrum EPX-50 Diamond Tile Drill Holesaw for Marble Ceramics and Stone - 50mm
Diamond tile drill holesaw for marble, ceramics and stone, 50mm
Bosch Holesaw Standard HSS Bi-Metal - 76mm
Bi-metal HSS holesaw 76mm, for metal, drywall & plastics
Dart Premium Mini Holesaw - 25mm
25mm mini holesaw with internal spring for continuous drilling
ROKTOR Bi-Metal HSS Multi-Material Holesaw - 64mm
64 millimetre ROKTOR bi-metal multi-material holesaw
Milwaukee Holesaw Hex Arbor - 32 - 210mm
MILWAUKEE holesaw hex arbor for 32-210 millimetre hole saws
M3 Bi Metal Holesaw - 32mm
32mm Toolpak M3 bi-metal holesaw for industrial use
Bosch Bi-Metal Holesaw - 25mm
25mm bi-metal holesaw for wood, metal and plastics
Blue Spot Downlight Installation Holesaw - 51mm to 86mm 9 Pack
9-piece holesaw set for installing downlights, includes six saw sizes
Bosch Expert PowerChange Plus Arbor with Adaper Nuts - 4 Piece
Quick-change arbor set with adapters for 14-210mm holesaws and pilot drill
Bosch Holesaw Standard HSS Bi-Metal - 79mm
79mm bi-metal holesaw for smooth cuts in metal, plastic and drywall
The first question is what you’re cutting and how many holes you’ve got to do. For a one-off or a short run, holesaws and arbors with a decent pilot and a solid lock-up are usually enough. On repeat work, the arbor and saw fit matters more, because a sloppy drive wastes time and chews the teeth. If the job shifts from timber to sheet metal or tile, that’s where the spec changes, not the size on the box. More call-backs come from the wrong cutter than from the wrong drill.
A fixed holesaw arbor suits the odd one-off size. There’s less to assemble, so you get on with the cut. The trade-off is flexibility.
Separate holesaw arbors make more sense when you’re running different diameters through the day. Keep the holder, swap the saw, and move on. Holesaw drill bits are the cleaner option when you want the lot matched. You lose some choice if the job changes.
Power Tool Accessories is the parent range if you’re building the rest of the kit.
Start with what you’re cutting and how clean the finish needs to be. A wood holesaw suits timber and sheet goods when speed matters. A bi-metal holesaw is the usual pick for mixed materials or light metal. It lasts better, but it won’t always cut as freely.
Tile and diamond versions are the ones to use when the face has to stay intact. They cut slower and give you less room for error. If you’re only carrying one setup, check the holesaw arbors as well. A poor fit is what usually causes wobble and call-backs. If you’re also picking up finishing gear, Multi Tool Accessories and PT Sanding Accessories are the usual next stops.
Once you’ve picked the holesaws and arbors, the next question is what else is going into the same opening or finish. On plenty of jobs, the surrounding panel, screen, storage or waste detail decides whether you need a cleaner cut or a different size altogether.
If the hole is for a waste, accessory or service point, get the saw and arbor matched before you start. That’s where holesaws and arbors earn their keep. They save you from forcing the wrong size and opening it up later.



















