Irwin IRW10501921 Cordless Multi-Purpose Drill Bit 4.0 x 80mm | 10501921

Irwin IRW10501921 Cordless Multi‑Purpose Drill Bit, 4.0 x 80mm (10501921)

Irwin IRW10501921 is a cordless multi‑purpose drill bit designed for low‑speed drilling where you want one bit to tackle common mixed materials, including drilling through wood into brickwork. With a carbide tip and a dust‑clearing flute design, it helps you work efficiently with cordless drills while producing clean, accurately centred holes.

With a 4.0mm diameter and 80mm overall length, the 10501921 is a practical choice for fixings, light installation work and general maintenance where material changes can slow you down.

Key Features

• Multi‑material drilling: Suitable for a wide range of common building materials, reducing the need to swap bits between tasks.
• Four‑facet ground carbide tip: Helps lower drilling pressure and improves centring for neat, accurate holes.
• Single flute design: Creates space for effective dust removal to support efficient drilling at low RPMs with cordless tools.
• Optimised for cordless use: Designed to help maximise productivity per battery charge in everyday drilling work.
• Chrome vanadium steel body: Fully hardened construction for strength and durability in regular site and workshop use.

Specifications at a glance

Suitable applications

• Low‑speed drilling with cordless drills in mixed materials.
• Jobs where you drill through wood into brickwork (typical fixing and installation work).
• General maintenance and light trade work across common building materials.