HSS Step Drill Bit Set
This HSS step drill bit set is designed for drilling clean, accurate holes in materials like steel, aluminum, wood, and plastic. Each bit's conical shape with multiple steps allows drilling holes of different diameters.




Technical Specifications
Product Overview
Precision Drilling Solution
This 3-piece HSS step drill set is engineered for clean, accurate hole creation in thin sheet metal, wood, and plastic without the need for pre-drilling. Featuring a durable Titanium-Nitride coating, these bits are designed to resist wear and prevent deformation during operation. The stepped geometry allows for multiple hole diameters with a single tool, making it an essential addition for electrical, plumbing, and HVAC professionals.
Technical Specifications
Coating
Drill Sizes Included
- 4-12 mm
- 4-20 mm
- 4-32 mm
Key Features
- No pre-drilling required
- Prevents material deformation
- Deburring capability
- Includes metal storage case
- Material
- High-Speed Steel (HSS)
- Suitable Materials
- Sheet MetalSteelAluminumWoodPlastic
- Target Industries
- ElectricalPlumbingHVAC



