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The Sherwood range of HSS-Co heavy duty straight shank jobber drills offers durable and reliable cutting performance, boasting 5% cobalt alloy for enhanced strength and longevity in high-temperature, high-speed operations. These drills excel in drilling steels with tensile strength up to 1,400 N/mm, very hard bronze, stainless steels, as well as heat and acid-resistant steels. The cutting edges maintain sharpness for extended periods, minimising the need for frequent sharpening and maximising productivity, while also resisting corrosion effectively.
Features and Benefits:
Crafted with a 5% cobalt alloy, ensuring optimal performance at elevated speeds and temperature
Capable of cutting metals with tensile strength up to 1,400 N/mm
135 point angle facilitates precise hole making and efficient cutting
Extended cutting edge lifespan reduces the frequency of sharpening
Excellent corrosion resistance enhances tool longevity
Standards
Manufacturing Standard: BS 328, DIN 338B
Typical Applications
Suitable for various cutting and drilling applications, including steel, bronze, stainless, and acid-resistant steels
| Flute Type | Spiral |
| Web Thickness | Strengthened |
| Overall Length | 109mm |
| Point Angle | 135 |
| Cutting Direction | Right Hand |
| Number of Flutes | 2 |
| Finish/Coating | Bronze Oxide |
| Shank Diameter Tolerance | F11 |
| Point Type | Split Point |
| Drill Diameter | 6.8mm |
| Drill Diameter Tolerance | H8 |
| Material | Cobalt High Speed Steel |
| Helix Type | Normal Helix |
| Flute Length | 69mm |
| Standards Met | BS 328 | DIN 338B |
| Flute Construction | Ground flutes |
| Coolant Delivery | External |
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