The Irwin Glass and Tile Drill Bit in 4mm diameter is the ideal choice for smaller fixings and delicate drilling tasks in glass, porcelain and ceramic surfaces. This compact size is perfect for creating pilot holes for mirror fixings, soap dishes, towel rails and other lightweight bathroom accessories where precision is paramount. Engineered for controlled operation, this 4mm bit performs optimally at low speeds of around 300 RPM, preventing heat damage and material cracking. Water cooling durin
The only currently-tracked offer for this product.