






🔧 Drill smarter, not harder — own the precision edge!
The ZELCAN HSS 5PCS Titanium Spiral Grooved Step Drill Bit Set combines high-speed steel with a titanium coating for superior durability and cooler operation. Featuring a 135° split point tip and spiral flute design, these bits deliver precise, clean holes across metal, wood, and plastic. The set includes five stepped sizes with laser-engraved measurements, all housed in a compact aluminum case with a size index for effortless organization—perfect for professional DIYers seeking efficiency and reliability.







| Material | High Speed Steel (HSS) |
| Finish Type | Titanium |
| Shank Type | Straight |
| Cutting Angle String | 135 Degrees |
| Brand | CO-Z |
| Tool Flute Type | Spiral |
| Point Style | Split Point |
| Surface Recommendation | Titanium |
| Number of Flutes | 2 |
| Net Quantity | 1 Count |
| Manufacturer | zelcan |
| Number of Pieces | 5 |
| Country of Origin | USA |
| Model number | SDB2021LX&TA |
| Colour | Spiral Grooved Step Drill Bit Set with Center Punch |
| Number of Memory Sticks | 1 |
| Item Weight | 454 g |
| Package Dimensions | 16.1 x 14.4 x 5 cm; 453.59 g |
| Item model number | SDB2021LX&TA |
| Power Source | ac |
| Are batteries included? | No |
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