The IRWIN Hex Countersink in 16mm is the largest size in the range, specifically designed for heavy-duty applications and larger gauge screws commonly used in construction, structural work and robust joinery projects. This substantial size makes it the go-to choice for decking, pergolas, timber framing and other applications where larger fixings are required. This 16mm countersink delivers three operations in one efficient step, drilling, countersinking and counter boring without the need for multiple tool changes. The robust 4-cutter countersink design combined with the tapered drill bit provides superior speed even when tackling demanding tasks, whilst maintaining an ideal finish that ensures professional results. Engineered to handle the rigours of both soft and hard woods, this countersink maintains excellent performance across different timber types and densities, making it a reliable workhorse for demanding trade applications. Features and Benefits: • 16mm size perfect for larger gauge screws and heavy-duty work • Three-in-one operation for maximum efficiency • 4-cutter design provides superior drilling speed • Tapered drill bit ensures ideal finish • Effective in both soft and hard woods Contents: • 1 x IRWIN Hex Countersink 16mm

Retailer feed snapshot imported on 21 October 2026. Not live-checked or automatically refreshed. Confirm delivery, stock and final price at the retailer.