83 0790 14920 4 20 30 60 1 10705 1 25 30 60 1 10706 8 26 30 60 1 10707 5 30 30 60 1 10709 9 35 30 60 1 HINGE HOLE BITS Quality drill bit specially for hinges. WOOD DRILL BITS You will find this product on page 32 of the price list. The perfect solution for drilling hinge holes in any panel material Ideal for use in box column machines, too Small centring tip protrusion enables drilling of hinge holes in thin panel materials With HSS centring tip for maximised service life Two carbide precutting edges and two carbide main cutting edges for long service life and precisely drilled holes The Heller tip: Select a speed below 3000 rpm Plywood Soft- wood Hard- wood Chip- board Lamina- ted chip- board Veneer wood