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.
Dart Premium DPH Bi-Metal 8% Cobalt Metal Holesaw Drill Cutter Saw - 111mm
111mm bi-metal holesaw with 8% cobalt, yellow
Tile Rite Diamond Hole Saw Bit Wet Cut - 12mm
12mm diamond hole saw for wet cutting porcelain, marble, granite and travertine …
Dekton 9 Piece Downlight Installation Kit
9-piece downlight installation kit with 6 high carbon steel holesaws
Dart Premium DPH Bi-Metal 8% Cobalt Metal Holesaw Drill Cutter Saw - 38mm
8% cobalt bi-metal holesaw, 38mm diameter, 38mm cutting depth.
Dart Tools DBW201611 Reducing Ring - Silver
Silver reducing ring for Dart holesaw blades, ensures safe fit when bore sizes d…
Starrett Holesaw - 60mm x 41mm Regular
60mm fast cut holesaw, 41mm depth, regular pitch
Premium A1 Arbor - 14mm-30mm
Holesaw arbor for 14-30mm holesaws with 9.5mm shank and 83mm pilot drill
Bosch Progressor Wood and Metal Hole Saw - 24mm
24mm bi-metal hole saw for wood, metal, plastic and drywall
Starrett Regular Holesaw - 40mm x 41mm
Starrett regular pitch holesaw 40mm diameter, 41mm cutting depth
Dart Tools MPS Wetdry Diamond Mini Holesaw - 6mm
6mm wet/dry diamond mini holesaw for hard tiles and stone
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.



















