This is a CMT 4 flute 55 mm TCT Dowel Drill. It has a 30 mm cut length and a 20 mm shank length. The shank diameter is 8 mm and has a brad point. It uses a M5x10mm screw (990.003.00). The bit diameter is 7/32" (5.5 mm) and it has a LH rotation.
- Cut Length: 30 mm
- Shank Length: 20 mm
- Shank Diameter: 8 mm
- Bit Diameter: 5.5 mm