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Product Specifications:
| Item | Square End Mill |
| Coolant Fed | Non Coolant Through |
| Cutting Direction | Right Hand |
| Cutting Length | 1/2" |
| Drilling Tool Configuration | Individual |
| End Mill Application | Finishing, Roughing |
| End Mill Style | Square |
| End Type | Single End |
| Finish | AlTiCrN |
| Flute Type | Spiral |
| Helix Angle | 30° |
| List Number | 284 |
| Material | Carbide |
| Material Application | Cast Iron, Stainless Steel, Steel, Super Alloy |
| Measurement System | Fractional Inch |
| Milling Dia. | 0.312" |
| Milling Diameter | 5/16" |
| Neck Dia. | 0" |
| Neck Length | 0" |
| Number Of Coolant Holes | 0 |
| Number Of Flutes | 4 |
| Overall Length | 2 1/2" |
| Primary Material Application | Cast Iron, Nickel, Stainless Steel, Steel, Titanium |
| Primary Material Application Iso Code | K, M, P, S |
| Secondary Material Application | General Purpose |
| Secondary Material Application Iso Code | K, M, P, S |
| Shank Dia. | 0.312" |
| Shank Diameter | 5/16" |
| Shank Type | Straight |
| Single End/double End | Single End |
| Spiral Direction | Right Hand |
| System Of Measurement | Imperial |
Shipping Info:
| Ship weight (kg) | 0.04 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 2.54 |
| Ship width (cm) | 2.54 |
Product Variants
| Model | Number Of Flutes | Shank Dia. | List Number | Overall Length | Milling Dia. | Finish | Grade | Length Of Cut | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| 284-000239 | 4 | 1/2" | 284 | 3" | 1/2" | AlTiCrN | - | - | €101.31 | |
| 284-000238 | 4 | 1/2" | 284 | 3" | 1/2" | Bright, Uncoated | - | - | €84.97 | |
| 284-000118 | 4 | 1/4" | 284 | 2 1/2" | 1/4" | Bright, Uncoated | - | - | €28.27 | |
| 284-000119 | 4 | 1/4" | 284 | 2 1/2" | 1/4" | - | - | - | €36.60 | |
| 284-000058 | 4 | 1/8" | 284 | 1 1/2" | 1/8" | Bright, Uncoated | - | - | €17.13 | |
| 284-000059 | 4 | 1/8" | 284 | 1 1/2" | 1/8" | AlTiCrN | - | - | €21.92 | |
| 284-000089 | 4 | 0.188" | 284 | 2" | 0.188" | AlTiCrN | - | - | €26.76 |
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Contact us
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We're available Monday through Friday, from 07:30 until 17:00.
GRAINGER 284-000149 Square End Mill, 4 Flutes, 5/16 Inch Milling Dia, 1/2 Inch Length Of Cut
€54.97 /unit

