18mm Diamond Hole Saw – Vacuum Brazed Bit for 15mm Pipe Holes in Tile & Stone

Need to run a 15mm copper or PEX pipe through a tiled wall? The Castle Tools SA 18mm diamond hole saw cuts a neat 18mm hole with just enough clearance — through porcelain, ceramic, granite and marble — without cracking the tile. It is a staple bit for plumbers and bathroom installers working in South African homes and commercial fit-outs.

Key features

• 18mm cutting diameter — ideal clearance for 15mm pipe
• Vacuum-brazed diamond for fast, clean cuts in hard porcelain
  
• Dry or wet cutting
• Smooth hole edge, ready for cover plates and rosettes

Applications

• 15mm copper and PEX pipe pass-throughs in tiled walls
• Shower arm, mixer and angle valve outlets
• Irrigation, geyser and solar water lines through stone cladding