产品规格
HOLEX HSS Jobber Drill (Precision Roll Forged)
N-Type Precision Drill Series 114020
Overview & Application
The HOLEX 114020 is a precision roll-forged N-type Jobber Drill crafted from high-quality HSS (High-Speed Steel). Designed for versatile industrial drilling, these drills feature a standard 118° point angle, making them reliable for a wide range of materials. Their robust, uncoated construction ensures longevity in standard workshop environments.
Key Technical Highlights
- • Design: 2-flute geometry, N-type.
- • Tolerance: h8 nominal diameter accuracy.
- • Shank: Plain shank for standard drill chuck compatibility.
- • Material: Uncoated HSS.
| Article | Nominal Ø | L (Total) | Max Depth |
|---|---|---|---|
| 114020 14 | 14 mm | 160 mm | 87 mm |
| 114020 15 | 15 mm | 169 mm | 91.5 mm |
| 114020 16 | 16 mm | 178 mm | 96 mm |
| 114020 18 | 18 mm | 191 mm | 103 mm |
| 114020 20 | 20 mm | 205 mm | 110 mm |
Operational Note
These drills are designed for horizontal and vertical drilling applications in steel materials with tensile strength < 750 N/mm². Ensure correct feed rates (0.16–0.2 mm/rev depending on diameter) to maintain hole quality and extend the tool life of the cutting edges.
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