Bormax® WS prima with replaceable center point or pilot drill. The two offset grooved main cutting edges and the serrated, longitudinally grooved pre-cutters
make significantly less feed force necessary and minimize friction and the resulting heat development. Included in the scope of delivery
includes a suitable center point, a Ø 4 mm pilot drill and an Allen key. Hexagonal shank for better power transmission. With pilot drill ideal for
Drilling at an angle of less than 90° to the material surface, such as in staircase construction. Thanks to the pilot drill bit, the Bormax prima does not run even
in end grain. Can be used with a centering tip like the traditional Bormax® WS. Ø 16.2 mm for railings with 16 mm stainless steel tubes. Clean drilling under
many angles in softwoods, European hardwood, chipboard and MDF boards. A very good alternative to the expensive 1575 staircase drill bit.
extensions 1639 ideally suited for deep drilling. For harder materials such as hardwood or plastic-coated boards, we recommend our series
1664.