Drill bit and reamer

A tool bit comprising:

• a) a bit shaft;
• b) at least one helical land portion provided on the bit shaft;
• c) at least one reamer blade provided on the bit shaft;
• and
• d) a brad point arrangement included on an end of the bit shaft.

A tool bit comprising:

• a) a bit shaft defining an axial direction, the bit shaft including a bore end and a shank end;
• b) at least one helical flute provided on the bit shaft adjacent to at least one helical land portion;
• c) a first substantially axial reamer blade provided on the bore end of the bit shaft;
• d) a tip arrangement provided on the bore end of the bit shaft, the tip arrangement comprising a center blade positioned between at least two peripheral blades, the end point of the center blade defining the furthermost point on the bore end of the bit shaft from the shank end of the bit shaft;
• and
• e) a second substantially axial reamer blade positioned on the bore end of the bit shaft between the first reamer blade and one of the peripheral blades of the tip arrangement.