Long version, carbide tipped with centre point, 2 main cutting edges, 2 spurs. Precisely ground by diamond wheel in CNC machines. High quality carbide tipping ensures a long service life. From Ø 42 mm with hexagonal shank. Special curved grinding (from Ø 25 mm) on the main cutting edges makes it easier to cut the materials, especially plastic coated ones. Tear free, accurate drillings in all hard wood materials, laminated and plastic laminated chipboards, as well as many plastics, such as acrylic glass, Corian®, GFRP, HPL coating, polycarbonate, PVC and Trespa® board. For stationary use only. For freehand drilling in European hard wood we recommend the long version of Bormax® WS prima, our product line 1614.