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.
Mexco Diamond Core Drill Adaptor SDS Plus - 80mm
80mm SDS+ to 1/2" BSP male core drill adaptor
Mexco Premium Slotted Dry Diamond Core Drill Bit - 152 x 170mm
152mm x 170mm dry diamond core drill bit for soft brick and block
M3 Bi Metal Holesaw - 86mm
86mm bi-metal holesaw for fast cutting in wood, metal and plastics
Mexco Premium Slotted Dry Diamond Core Drill Bit - 65 x 170mm
65mm x 170mm dry diamond core drill for soft brick and block
Mexco Diamond Core Drill Adaptor SDS Plus - 250mm
250mm SDS+ to 1/2" BSP male core drill adaptor
M3 Bi Metal Holesaw - 152mm
152mm Toolpak M3 bi-metal holesaw for industrial use
Mexco TDXCEL Diamond Tile Hole Saw - 18mm
18mm diamond tile hole saw for porcelain and ceramic
Abracs Holesaw - 102mm
102mm bi-metal holesaw with 8% cobalt for fast and clean cutting in steel, wood …
Mexco TDXCEL Diamond Tile Hole Saw - 32mm
32 millimetres diamond tile hole saw for angle grinder or drill
Downlight Holesaw Kit - 9 Piece
9-piece hole saw kit for downlights, sizes 51–86mm
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.



















