Hinge Boring Bits are for use in the process of drilling out the cup and two small holes above and below the cup for attaching a hinge. They also have a small centre point, taper tap and two main cutting edges, and is able to centre itself in a screw hole of a fitting. It comes with a guide brush, including a spring and a core drill HSS with roof tip. This allows for tear free accurate drillings. The tool steel version is suitable for uncoated soft wood. The Bormax® – geometry for coated boards and limited for plastic laminated chipboards or MDF. Whereas the carbide tipped version can be used without problems for materials with plastic coatings. The brand we stock are Famag, and all details correspond to their products.
Hinge Boring Bits Available:
| 26mm | 30mm | 35mm | 26mm BORMAX |
| 35mm BORMAX | 15mm TCT | 20mm TCT | 25mm TCT |
| 26mm TCT | 30mm TCT | 35mm TCT | 35mm TCT Heavy Duty |
Only the BORMAX – geometry tools are suitable for freehand drilling. When using Bormax® on boards with coatings, let the power drill run very slowly so that the teeth can tear the coating open. This also avoids damaging the drill due to too much heat. Alloyed tool steel or TCT (main cutting edge and taper tap). RPM-1000 rpm for Tool steel-types. 2500 rpm for TCT-types.
For more information on these products please contact the Swiftfix team.