Irwin IRW10501878 Masonry Drill Bit 20.0 x 160mm | 10501878

Irwin IRW10501878 Masonry Drill Bit, 20.0mm x 160mm (Single Piece)

Irwin IRW10501878 masonry drill bit is built for fast, efficient drilling in common masonry materials, helping you make clean holes with reduced clogging when working on site or at home. With its single-flute design and carbide-tipped cutting end, it’s a practical choice for trades and DIYers drilling into brickwork, concrete and block.

Designed as a 20mm diameter bit with a 160mm overall length, the 10501878 offers useful reach for fixings and installation tasks where a larger hole size is required.

Key Features

• Single-flute design: Creates extra space for dust clearance to support faster drilling and help reduce bit binding.
• Diamond-ground carbide tip: Provides an aggressive cutting edge for drilling into masonry materials.
• Carbide tip design: Engineered for extended service life compared with previous Irwin masonry drill bit designs.
• Chrome vanadium steel body: Built for strength and durability in demanding drilling applications.
• Rotary percussion compatible: Suitable for use with drills featuring rotary/hammer drilling modes when working in masonry.

Specifications at a glance

Suitable applications

• Drilling larger-diameter holes in brickwork, concrete and breeze block for fixings and installation work.
• General site and maintenance tasks using a compatible drill in rotary/hammer (rotary percussion) modes.
• Jobs where improved dust removal helps maintain drilling speed in masonry materials.