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Heavy-duty drill made for 8% cobalt material with excellent heat resistance. They're specifically suited to drilling steels with tensile strength up to 1.400 N/ mm, very hard bronze, stainless steels as well as heat- and acid resistant steels.
Features and Benefits
High-speed steel and 8% cobalt construction for increased hardness
Excellent heat resistance for prolonged tool lifespan
Suited to drilling hard and high tensile materials
Typical Applications
Drilling
Hard materials
Hard bronze
Stainless steels
| Flute Type | Spiral |
| Number of Flutes | 2 |
| Standards Met | DIN 338 |
| Helix Type | Normal Helix |
| Series | 3738 |
| Cutting Direction | Right Hand |
| Drill Diameter | 4.1mm |
| Finish/Coating | Bronze |
| Point Angle | 135\u00b0 |
| Coolant Delivery | External |
| Material | Cobalt High Speed Steel |
| Flute Length | 43mm |
| Drill Diameter Tolerance | F11 |
| Diameter | 4.1mm |
| Overall Length | 75mm |
| Drill Diameter Metric | 4.1mm |
| Shank Diameter Tolerance | H8 |
| Web Thickness | Form C |
Payment & Security
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