This 25mm Gripit Undercutting Tool is specifically designed for use with 25mm Blue Gripit Plasterboard Fixings, representing the largest size in the range for the most demanding heavy-duty applications. The generous 25mm diameter creates the substantial recess required for these larger fixings, ensuring their wings can open fully to deliver maximum holding power behind the plasterboard surface. Attaching to any power drill, this professional-grade undercutting tool makes even the most challenging installations straightforward. It efficiently clears insulating fibre from the cavity space, eliminating any risk of entanglement that could prevent proper fixing deployment. Essential for dot and dab installations, double thickness plasterboard applications, and insulated wall systems where superior holding strength is required. Features and Benefits: • 25mm diameter designed for Blue Gripit heavy-duty fixings • Creates the largest recess for maximum holding capacity • Universal power drill compatibility for professional use • Effectively removes insulation to ensure reliable performance • Ideal for dot and dab, double thickness, and insulated plasterboard • Delivers the strongest fixing solution for demanding loads Specifications: Fixing Type: Undercutting Tool Size: 25 Length (mm): 25 Pack Qty.: 1