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Carbide 2-Flute Corner Radius Medium End Mill 30° B257X (Part Numbers)

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Volume Discount

7 LEADERS

•Model: Regular Type
•Number Of Flutes (sheet): 2
•Helix Angle (Θ): Standard Helix (30 to 40°)
•R Precision (µm): 0～-20
•Material: UMG

Part Number

Configured Part Number is shown.

Part Numbers

: 30; 60; 90

Part Number
B257X-3-R0.1
B257X-3-R0.2
B257X-3-R0.3
B257X-3-R0.5
B257X-4-R0.1
B257X-4-R0.2
B257X-4-R0.3
B257X-4-R0.5
B257X-4-R1
B257X-6-R0.2
B257X-6-R0.3
B257X-6-R0.5
B257X-6-R1
B257X-6-R1.5
B257X-6-R2
B257X-8-R0.2
B257X-8-R0.3
B257X-8-R0.5
B257X-8-R1
B257X-8-R1.5
B257X-8-R2
B257X-8-R3
B257X-10-R0.2
B257X-10-R0.3
B257X-10-R0.5
B257X-10-R1
B257X-10-R1.5
B257X-10-R2
B257X-10-R3
B257X-12-R0.2
B257X-12-R0.3
B257X-12-R0.5
B257X-12-R1
B257X-12-R1.5
B257X-12-R2
B257X-12-R3
B257X-16-R0.5
B257X-16-R1
B257X-16-R1.5
B257X-16-R2
B257X-16-R3
B257X-16-R4
B257X-20-R0.5
B257X-20-R1
B257X-20-R1.5
B257X-20-R2
B257X-20-R3
B257X-20-R4

Minimum order quantity	Volume Discount	Days to Ship	Blade diameter (D) (φ)	R Size (mm)	Blade length (ℓ) (mm)	Overall Length (L) (mm)	Shank diameter (d) (mm)
1 Piece(s)	Available	10 Days or more	3	0.1	10	50	3
1 Piece(s)	Available	10 Days or more	3	0.2	10	50	3
1 Piece(s)	Available	10 Days or more	3	0.3	10	50	3
1 Piece(s)	Available	10 Days or more	3	0.5	10	50	3
1 Piece(s)	Available	10 Days or more	4	0.1	15	60	4
1 Piece(s)	Available	10 Days or more	4	0.2	15	60	4
1 Piece(s)	Available	10 Days or more	4	0.3	15	60	4
1 Piece(s)	Available	10 Days or more	4	0.5	15	60	4
1 Piece(s)	Available	10 Days or more	4	1	15	60	4
1 Piece(s)	Available	10 Days or more	6	0.2	20	80	6
1 Piece(s)	Available	10 Days or more	6	0.3	20	80	6
1 Piece(s)	Available	10 Days or more	6	0.5	20	80	6
1 Piece(s)	Available	10 Days or more	6	1	20	80	6
1 Piece(s)	Available	10 Days or more	6	1.5	20	80	6
1 Piece(s)	Available	10 Days or more	6	2	20	80	6
1 Piece(s)	Available	10 Days or more	8	0.2	25	100	8
1 Piece(s)	Available	10 Days or more	8	0.3	25	100	8
1 Piece(s)	Available	10 Days or more	8	0.5	25	100	8
1 Piece(s)	Available	10 Days or more	8	1	25	100	8
1 Piece(s)	Available	10 Days or more	8	1.5	25	100	8
1 Piece(s)	Available	10 Days or more	8	2	25	100	8
1 Piece(s)	Available	10 Days or more	8	3	25	100	8
1 Piece(s)	Available	10 Days or more	10	0.2	30	100	10
1 Piece(s)	Available	10 Days or more	10	0.3	30	100	10
1 Piece(s)	Available	10 Days or more	10	0.5	30	100	10
1 Piece(s)	Available	10 Days or more	10	1	30	100	10
1 Piece(s)	Available	10 Days or more	10	1.5	30	100	10
1 Piece(s)	Available	10 Days or more	10	2	30	100	10
1 Piece(s)	Available	10 Days or more	10	3	30	100	10
1 Piece(s)	Available	10 Days or more	12	0.2	35	110	12
1 Piece(s)	Available	10 Days or more	12	0.3	35	110	12
1 Piece(s)	Available	10 Days or more	12	0.5	35	110	12
1 Piece(s)	Available	10 Days or more	12	1	35	110	12
1 Piece(s)	Available	10 Days or more	12	1.5	35	110	12
1 Piece(s)	Available	10 Days or more	12	2	35	110	12
1 Piece(s)	Available	10 Days or more	12	3	35	110	12
1 Piece(s)	Available	10 Days or more	16	0.5	50	140	16
1 Piece(s)	Available	10 Days or more	16	1	50	140	16
1 Piece(s)	Available	10 Days or more	16	1.5	50	140	16
1 Piece(s)	Available	10 Days or more	16	2	50	140	16
1 Piece(s)	Available	10 Days or more	16	3	50	140	16
1 Piece(s)	Available	10 Days or more	16	4	50	140	16
1 Piece(s)	Available	10 Days or more	20	0.5	55	160	20
1 Piece(s)	Available	10 Days or more	20	1	55	160	20
1 Piece(s)	Available	10 Days or more	20	1.5	55	160	20
1 Piece(s)	Available	10 Days or more	20	2	55	160	20
1 Piece(s)	Available	10 Days or more	20	3	55	160	20
1 Piece(s)	Available	10 Days or more	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 torsion (30-40°)	R Precision(µm)	0～-20
Material	UMG	Coating Details	AlTiN

Configure

48 Part Numbers

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Configure Remaining Specifications

Completed

Specification/Dimensions

Blade diameter (D)(φ)
3

4

6

8

10

12

16

20
Clear
R Size(mm)
0.1

0.2

0.3

0.5

1

1.5

2

3

4
Clear
Blade length (ℓ)(mm)
10

15

20

25

30

35

50

55
Clear
Overall Length (L)(mm)
50

60

80

100

110

140

160
Clear
Shank diameter (d)(mm)
3

4

6

8

10

12

16

20
Clear
type
- B257X
Clear

Days to Ship

All

10 Days or Less
Clear

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

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Carbide 2-Flute Corner Radius Medium End Mill 30° B257X (Part Numbers)

Basic Information

Configure

Specification/Dimensions

Blade diameter (D)(φ)

R Size(mm)

Blade length (ℓ)(mm)

Overall Length (L)(mm)

Shank diameter (d)(mm)

type