HSS Twist Drill Bit Set, 1-13mm
This 25-piece set of high-speed steel twist drill bits provides a comprehensive range of sizes for various drilling applications. The drill bits range from 1mm to 13mm, with increments of 0.5mm for finer adjustments.



Technical Specifications
Product Overview
Professional HSS Twist Drill Bit Set
This 25-piece high-speed steel (H.S.S) twist drill bit set provides a comprehensive range of sizes for various drilling applications. Each drill bit is constructed from durable H.S.S steel, ensuring longevity and resistance to wear. The set is organized in a convenient storage case for easy access and portability, making it ideal for professional and DIY use on wood, metal, and plastic.
Technical Specifications
- Material
- High-Speed Steel (H.S.S)
- Total Pieces
- 25
- Size Range
- 1mm - 13mm
- Suitable Materials
- WoodMetalPlastic
Drill Bit Sizes
Available Sizes (mm)
- 1
- 1.5
- 2
- 2.5
- 3
- 3.5
- 4
- 4.5
- 5
- 5.5
- 6
- 6.5
- 7
- 7.5
- 8
- 8.5
- 9
- 9.5
- 10
- 10.5
- 11
- 11.5
- 12
- 12.5
- 13



