The Alpen 28.0mm x 235mm Wood Auger Drill is perfect for large-scale drilling tasks in square timbers and wood jambs. It features highly accurate centring and sharp cutting edges for effective performance. Brand: Alpen Diameter: 28.0mm Length: 160mm Overall Length: 235mm Application: For drilling in square timbers and wood jambs Highly accurate centring for precise results Sharp cutting edges ensure clean and efficient drilling