Diamond Hole Saw Set, M14, 20–68 mm, 8-Piece

Diamond hole saw set M14 delivers clean, accurate cutouts in hard tile and stone with less wandering and easier slug removal. This 6-piece diamond core bit kit plus 2 saw blades is built for fast drilling when you need precise holes for plumbing, fixtures, or hardware. Designed for angle grinder use with an M14 thread, it clears dust through side vents to keep cuts smoother and downtime lower.

• Fits M14-thread angle grinders for controlled drilling in tile, porcelain, granite, marble, and stone.


• Includes 6 diamond hole saw bits (20/25/40/45/50/68 mm) plus 2 saw blades for flexible jobsite sizing.


• Delivers cleaner holes with rugged diamond grit designed to outlast standard carbide or bi-metal hole saws.


• Reduces clogging with body vent holes that help eject filings during high-speed rotation.


• Simplifies storage with a compact carrying case to keep every bit organized and ready.

When a rough cut ruins a tile or forces rework, the right core drill bits matter. This diamond hole saw kit is made for quick, repeatable openings—ideal for bathroom and kitchen installs, renovations, and stonework where precision counts. Start with a pilot hole to keep the saw steady, then let the diamond edge do the work for a cleaner finish. Grab yours today and keep the most-used sizes within reach for every project.

• Drill bit diameters: 20/25/40/45/50/68 mm (0.79/1/1.6/1.77/2/2.7 in)


• Mounting thread: M14


• Saw blade diameter: 125 mm (4.9 in)


• Blade thickness: 1.4 mm (0.06 in)


• Gross weight: 1.7 kg (3.75 lb)


• Package size: 24 x 17 x 11 cm (9.4 x 6.7 x 4.3 in)