Carbide 2-Flute Corner Radius Medium End Mill 30° B257X (B257X-20-R4)

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7 LEADERS

Product Details:

Manufacturer part number: B257X-20-R4

Brand: 7 LEADERS

Price: 614.11 €

Delivery time: 8 Days

Technical Data:

Blade diameter (D): 20 φ

R Size: 4 mm

Blade length (ℓ): 55 mm

Overall Length (L): 160 mm

Shank diameter (d): 20 mm

Part Number

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B257X-20-R4

Part Numbers

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Part Number
B257X-20-R4

Part Number	Standard Unit Price	Minimum order quantity	Volume Discount	Standard Shipping Days ?	Blade diameter (D) (φ)	R Size (mm)	Blade length (ℓ) (mm)	Overall Length (L) (mm)	Shank diameter (d) (mm)
	614.11 €	1	Available	8 Days	20	4	55	160	20

Basic information

Work material	General steel / Quenched and tempered steel / High hardness steel –HRC55 / Stainless Steel / Cast Iron / Aluminum / Titanium / Copper / Graphite / Resin	Number of flutes(sheet)	2	Type	Radius
Machining Application	Plane / Side / Curved surface	Torsion Angle (θ)	Standard Helix (30˚ to 40˚)	R Precision(μm)	0～-20
Material	UMG	Coating Details	AlTiN

This page is Carbide 2-Flute Corner Radius Medium End Mill 30° B257X, part number B257X-20-R4.
You can find the detail information about specifications and dimensions on part number B257X-20-R4.

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Basic Attributes

Type
- B257X
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Blade diameter (D)(φ)
3

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20
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R Size(mm)
0.1

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0.5

1

1.5

2

3

4
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Blade length (ℓ)(mm)
10

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55
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Overall Length (L)(mm)
50

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160
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Shank diameter (d)(mm)
3

4

6

8

10

12

16

20
Clear

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Optional Attributes

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

Variation of this product

Part Number
B257X-10-R1
B257X-10-R1.5
B257X-10-R2
B257X-3-R0.1
B257X-3-R0.2
B257X-3-R0.3

Standard Unit Price	Minimum order quantity	Volume Discount	Standard Shipping Days ?	Blade diameter (D) (φ)	R Size (mm)	Blade length (ℓ) (mm)	Overall Length (L) (mm)	Shank diameter (d) (mm)
111.51 €	1	Available	8 Days	10	1	30	100	10
111.51 €	1	Available	8 Days	10	1.5	30	100	10
111.51 €	1	Available	8 Days	10	2	30	100	10
37.07 €	1	Available	8 Days	3	0.1	10	50	3
37.07 €	1	Available	8 Days	3	0.2	10	50	3
37.07 €	1	Available	8 Days	3	0.3	10	50	3