IRWIN IRW10507900 5-8mm Diamond Drill Bit Set 4 Piece

Irwin IRW10507900 diamond drill bit set (5–8mm) – 4 piece tile drilling set

Irwin IRW10507900 is a diamond drill bit set designed for fast, smooth drilling in hard and soft tiles, making it a practical choice for installers, trades and serious DIY users working on bathrooms, kitchens and general tiling projects.

This IRW10507900 set includes four popular sizes for common fixings and fittings, with a diamond grit cutting edge that helps start cleanly on hard tile and a design intended to channel water towards the cutting head to keep the diamonds cooler during use.

Key Features

• Diamond grit cutting edge: Built for clean drilling in hard and soft tiles with smooth cutting action.
• Easy starting on tile: Raised diamond grit edge helps reduce wandering and supports accurate hole placement without a guide.
• Brazed diamond construction: Tough diamond bonding is designed for fast cutting and long service life.
• Reverse spiral design: Helps direct water towards the cutting head to keep diamonds cooler and support cutting performance.
• Water-assisted drilling: Designed to be used with water to help improve tool life when drilling.
• Auto slug ejection slot: Helps clear the core for more continuous, uninterrupted cutting.

Specifications at a glance

Suitable applications

• Drilling fixing holes in wall and floor tiles for brackets, fittings and accessories.
• Tiling work where accurate starting on hard tile is important.
• Wet drilling set-ups where water can be used to help cool the cutting head.