[2023] HSS 4241 Step Cone Drill Bit Set Hex Shank Hole Cutter 3pcs

Features:

- Set of 3 for jobs of all sizes.
- 2 fluted edges for faster, smoother cutting.
- Hex shank prevent slippage when in chuck.
- Surface treatment: Titanium plating.
- Ideal for using to cut holes in a variety of materials including steel, brass, wood, plastic, etc.
- Material: HSS steel.
- The lengths are separeately 73.5 ( 20 step ), 80mm ( 10 step ), 68mm ( 5 step ).
- The 3 cutters come in the following sizes:
● 4 - 12mm: 4, 6, 8, 10, 12mm.
● 4 - 20mm: 4, 6, 8, 10, 12, 14, 16, 18, 20mm.
● 3 - 12mm: 3, 4, 5, 6, 7, 8, 9, 10, 11, 12mm.