* Made from Carbon Steel.
* Drills clearance hole and countersink on one operation.
* Step Countersinks.
* Countersinks with bright or black finish are available on request.
* Brad point drill bits size are available:
3mm
4mm
5mm
6mm
8mm
10mm
* Wood Drill & Step Countersinks set are available on request.

4 pcs set:           3 - 4 - 5 - 6mm x 4 pcs

5 pcs set:           4 - 5 - 6 - 8 - 10mm x 5 pcs