X5070 4 Flute 30°Helix Corner Radius End Mill (G8B08)
4-Flute Corner-Radius Extended-Neck for HRc45–70
$87.51
INC GST
$79.56
EX GST
Price available on request
Unit price per
Was $106.15
Save 18%
- SKU
- G8B0806010090
Key features
- Extended/relieved neck for deep slotting
- Corner radius for chipping resistance
- Dry machining in steels and hardened steels < HRc70
Made in South Korea
Free standard delivery on orders over
$500.
If you're not 100% happy with your purchase, we'll replace or refund.
| SKU | Mill Diameter (mm) | Corner Radius (mm) | Overall length (mm) | Shank dia. (mm) | Length of cut (mm) | Length below shank (mm) | Neck dia. (mm) | Stock | Price | Qty | Add |
|---|---|---|---|---|---|---|---|---|---|---|---|
| G8B0806005090 | 6.0 | R0.5 | 90.0 | 6.0 | 9.0 | 20.0 | 5.85 | Restocking | $70.20 | ||
| G8B0806010090 | 6.0 | R1.0 | 90.0 | 6.0 | 9.0 | 20.0 | 5.85 | In stock | $79.56 | ||
| G8B0808005100 | 8.0 | R0.5 | 100.0 | 8.0 | 12.0 | 25.0 | 7.7 | Low stock | $67.19 | ||
| G8B0808010100 | 8.0 | R1.0 | 100.0 | 8.0 | 12.0 | 25.0 | 7.7 | Low stock | $87.26 | ||
| G8B0810005100 | 10.0 | R0.5 | 100.0 | 10.0 | 15.0 | 32.0 | 9.7 | 1-2 Weeks | $185.20 | ||
| G8B0810010100 | 10.0 | R1.0 | 100.0 | 10.0 | 15.0 | 32.0 | 9.7 | 1-2 Weeks | $185.20 | ||
| G8B0810020100 | 10.0 | R2.0 | 100.0 | 10.0 | 15.0 | 32.0 | 9.7 | Low stock | $98.87 | ||
| G8B0812005110 | 12.0 | R0.5 | 110.0 | 12.0 | 18.0 | 38.0 | 11.7 | Low stock | $170.48 | ||
| G8B0812010110 | 12.0 | R1.0 | 110.0 | 12.0 | 18.0 | 38.0 | 11.7 | 1-2 Weeks | $270.20 | ||
| G8B0812020110 | 12.0 | R2.0 | 110.0 | 12.0 | 18.0 | 38.0 | 11.7 | Low stock | $144.25 |
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- Specifications
- Operation
- Work Material
- Reviews
Product Description
YG-1 G8B08 X5070 Blue is a 4 flute 30° helix corner radius end mill. An extended, relieved neck supports accurate finishing and profiling, with deep slotting capability. Nanograin carbide substrate with blue silicone based coating enables dry machining to 1400°c. Designed for steels, heat resistant steels, and hardened steels up to HRc70 at extreme speeds.
- Extended/relieved neck for deep slotting
- Corner radius for chipping resistance
- Dry machining in steels and hardened steels < HRc70
- Use hydraulic, shrink, HP3/GSK, or power milling chucks
- Diameters 6mm–12mm
Product Data
| Workpiece Material | P H |
| Corner Radius Tolerance | 0.01, 0.015 |
| Cutting Shape | Corner Radius |
| Hardened Steels(HRc40~45) | Great |
| Helix Angle | Square 30 |
| Length | Extended Neck |
| No. Flutes | 4 |
| Operation | Corner, Die Sinking, Facing, Helical-Interpol, Side Milling, Slotting, Small Part |
| Shank Type | Plain |
| Surface Treatment | YG-1 Blue Coating |
| Tool Material | Carbide |
| Flutes | 4 |
| Helix Angle | 30° |
| Cutting Edge Shape | Corner Radius |
| Size Min | D6.0 |
| Size Max | D12.0 |
| Length | Extended Neck |
| Coating | Blue Coating |
Side Milling
Small Part
Slotting
Die Sinking
Facing
Corner
Helical Interpol
Work materials
VDI 3323 recommendations for this tool.
ExcellentGood
Steel
4 gradesNon-alloy steel
Low-alloy steel
High-alloy and tool steel
Hardened materials
4 gradesHardened steel
Chilled cast iron
Hardened cast iron
VDI grade reference8 grades
Individual grade ratings and nominal hardness references. Base grades and decimal subgrades are listed separately.
| VDI | Work material | Recommendation | HB ref. | HRC ref. |
|---|---|---|---|---|
| 5 | PNon-alloy steel | Good | 300 | 32 |
| 8 | PLow-alloy steel | Good | 300 | 32 |
| 9 | PLow-alloy steel | Good | 350 | 38 |
| 11 | PHigh-alloy and tool steel | Good | 325 | 35 |
| 38 | HHardened steel | Excellent | 550 | 55 |
| 39 | HHardened steel | Excellent | 630 | 60 |
| 40 | HChilled cast iron | Good | 400 | 42 |
| 41 | HHardened cast iron | Excellent | 550 | 55 |
No grades match your search.
HB and HRC values are nominal catalogue references. Grade subdivisions can vary between catalogues.
Recommendations apply to the listed VDI grades. Unlisted grades have no stated recommendation.
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