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[Features]
·Long neck ball 4-flute type suitable for high-feed machining of deep cutting areas
·It has coating with high oxidation resistance and high hardness, and achieves a long service lifespan. Effective in high-speed machining and dry machining as coating properties
·Can be regrinded. Please refer to the page dedicated to "regrinding service" for usage procedures, range of services, prices, etc.
Part Number
Configured Part Number is shown.

| Part Number |
|---|
| LN-TSC-BEM4S1-[8-24/1] |
| LN-TSC-BEM4S1.5-[9-26/1] |
| LN-TSC-BEM4S2-[11-28/1] |
| TSC-BEM4LB1-4 |
| TSC-BEM4LB1-6 |
| TSC-BEM4LB1-8 |
| TSC-BEM4LB1-10 |
| TSC-BEM4LB1-12 |
| TSC-BEM4LB1-16 |
| TSC-BEM4LB1-18 |
| TSC-BEM4LB1-20 |
| TSC-BEM4LB1-25 |
| TSC-BEM4LB1.5-16 |
| TSC-BEM4LB1.5-20 |
| TSC-BEM4LB1.5-25 |
| TSC-BEM4LB1.5-30 |
| TSC-BEM4LB2-16 |
| TSC-BEM4LB2-20 |
| TSC-BEM4LB2-30 |
| TSC-BEM4LB3-20 |
| Part Number | Standard Unit Price | Minimum order quantity | Volume Discount | Days to Ship | R Size (mm) | Flute Length (ℓ) (mm) | Overall Length (L) (mm) | Length Under Neck (ℓ1) (mm) | Shank Diameter (d) (mm) | R Precision (μm) | Inventory Classification | #4 | Outer Diameter D (mm) | Figure | Length Under Neck (θ) (Degree) | Under Neck Diameter d1 (mm) | Actual Effective Length Depends on Work Inclination Angle 30' (mm) | Actual Effective Length Depends on Work Inclination Angle 1° (mm) | Actual Effective Length Depends on Work Inclination Angle 2° (mm) | Actual Effective Length Depends on Work Inclination Angle 3° (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
- | 1 Piece(s) | 7 Day(s) or more | 1 | 3 | 50 | - | 6 | ±0.005 | Manufactured Product | 8 ~ 24 | 2 | 3 | - | 1.95 | - | - | - | - | ||
- | 1 Piece(s) | 7 Day(s) or more | 1.5 | 4 | 50 | - | 6 | ±0.005 | Manufactured Product | 9 ~ 26 | 3 | 3 | - | 2.9 | - | - | - | - | ||
- | 1 Piece(s) | 7 Day(s) or more | 2 | 6 | 50 | - | 6 | ±0.005 | Manufactured Product | 11 ~ 28 | 4 | 3 | - | 3.8 | - | - | - | - | ||
MYR 146.28 | 1 Piece(s) | Available | 4 Day(s) or more | 1 | 1.6 | 50 | 4 | 4 | ±0.005 | Stocked Product | - | 2 | 1 | 10° | 1.95 | 4.16 | 4.33 | 4.72 | 5.19 | |
MYR 157.50 | 1 Piece(s) | Available | 4 Day(s) or more | 1 | 1.6 | 50 | 6 | 4 | ±0.005 | Stocked Product | - | 2 | 1 | 10° | 1.95 | 6.24 | 6.49 | 7.08 | 7.78 | |
MYR 207.90 | 1 Piece(s) | Available | 4 Day(s) or more | 1 | 1.6 | 50 | 8 | 4 | ±0.005 | Stocked Product | - | 2 | 1 | 10° | 1.95 | 8.31 | 8.66 | 9.44 | 10.38 | |
MYR 207.90 | 1 Piece(s) | Available | 4 Day(s) or more | 1 | 1.6 | 50 | 10 | 4 | ±0.005 | Stocked Product | - | 2 | 1 | 10° | 1.95 | 10.39 | 10.82 | 11.8 | 12.97 | |
MYR 164.02 | 1 Piece(s) | Available | 4 Day(s) or more | 1 | 1.6 | 50 | 12 | 4 | ±0.005 | Stocked Product | - | 2 | 1 | 10° | 1.95 | 12.47 | 12.99 | 14.16 | 15.57 | |
MYR 161.21 | 1 Piece(s) | Available | 4 Day(s) or more | 1 | 1.6 | 50 | 16 | 4 | ±0.005 | Stocked Product | - | 2 | 1 | 10° | 1.95 | 16.63 | 17.31 | 18.87 | Without Interference | |
MYR 167.71 | 1 Piece(s) | Available | 4 Day(s) or more | 1 | 1.6 | 70 | 18 | 4 | ±0.005 | Stocked Product | - | 2 | 1 | 10° | 1.95 | 18.71 | 19.48 | 21.23 | Without Interference | |
MYR 220.42 | 1 Piece(s) | Available | 4 Day(s) or more | 1 | 1.6 | 70 | 20 | 4 | ±0.005 | Stocked Product | - | 2 | 1 | 10° | 1.95 | 20.79 | 21.64 | 23.59 | Without Interference | |
MYR 212.61 | 1 Piece(s) | Available | 4 Day(s) or more | 1 | 1.6 | 70 | 25 | 4 | ±0.005 | Stocked Product | - | 2 | 1 | 10° | 1.95 | 25.98 | 27.05 | 29.49 | Without Interference | |
MYR 186.46 | 1 Piece(s) | Available | 4 Day(s) or more | 1.5 | 2.4 | 70 | 16 | 6 | ±0.005 | Stocked Product | - | 3 | 1 | 10° | 2.9 | 16.63 | 17.31 | 18.87 | 20.76 | |
MYR 199.49 | 1 Piece(s) | Available | 4 Day(s) or more | 1.5 | 2.4 | 70 | 20 | 6 | ±0.005 | Stocked Product | - | 3 | 1 | 10° | 2.9 | 20.79 | 21.64 | 23.59 | 25.95 | |
MYR 182.63 | 1 Piece(s) | Available | 4 Day(s) or more | 1.5 | 2.4 | 70 | 25 | 6 | ±0.005 | Stocked Product | - | 3 | 1 | 10° | 2.9 | 25.98 | 27.05 | 29.49 | Without Interference | |
MYR 306.12 | 1 Piece(s) | Available | 4 Day(s) or more | 1.5 | 2.4 | 70 | 30 | 6 | ±0.005 | Stocked Product | - | 3 | 1 | 10° | 2.9 | 31.18 | 32.46 | 35.39 | Without Interference | |
MYR 257.52 | 1 Piece(s) | Available | 4 Day(s) or more | 2 | 3.2 | 50 | 16 | 6 | ±0.005 | Stocked Product | - | 4 | 1 | 10° | 3.85 | 16.63 | 17.31 | 18.87 | Without Interference | |
MYR 180.53 | 1 Piece(s) | Available | 4 Day(s) or more | 2 | 3.2 | 70 | 20 | 6 | ±0.005 | Stocked Product | - | 4 | 1 | 10° | 3.85 | 20.79 | 21.64 | 23.59 | Without Interference | |
MYR 286.48 | 1 Piece(s) | Available | 4 Day(s) or more | 2 | 3.2 | 70 | 30 | 6 | ±0.005 | Stocked Product | - | 4 | 1 | 10° | 3.85 | 31.18 | 32.46 | Without Interference | Without Interference | |
MYR 322.96 | 1 Piece(s) | Available | 4 Day(s) or more | 3 | 4.8 | 70 | 20 | 6 | -0.007 ~ +0.003 | Stocked Product | - | 6 | 2 | - | 5.85 | Without Interference | Without Interference | Without Interference | Without Interference |
Loading...

|
Model Number |
Shank Diameter |
Flute Length |
Under Neck Diameter |
Overall Length |
Actual Effective Length Depends on Work Inclination Angle |
Figure |
|||||
|
Tip |
Length Under Neck |
||||||||||
|
30' |
1° |
2° |
3° |
||||||||
|
TSC-BEM4LB |
1 |
4 |
4 |
1.6 |
1.95 |
50 |
4.16 |
4.33 |
4.72 |
5.19 |
1 |
|
6 |
6.24 |
6.49 |
7.08 |
7.78 |
|||||||
|
8 |
8.31 |
8.66 |
9.44 |
10.38 |
|||||||
|
10 |
10.39 |
10.82 |
11.80 |
12.97 |
|||||||
|
12 |
12.47 |
12.99 |
14.16 |
15.57 |
|||||||
|
16 |
16.63 |
17.31 |
18.87 |
Without Interference |
|||||||
|
18 |
70 |
18.71 |
19.48 |
21.23 |
Without Interference |
||||||
|
20 |
20.79 |
21.64 |
23.59 |
Without Interference |
|||||||
|
25 |
25.98 |
27.05 |
29.49 |
Without Interference |
|||||||
|
1.5 |
16 |
6 |
2.4 |
2.9 |
70 |
16.63 |
17.31 |
18.87 |
20.76 |
1 |
|
|
20 |
20.79 |
21.64 |
23.59 |
25.95 |
|||||||
|
25 |
25.98 |
27.05 |
29.49 |
Without Interference |
|||||||
|
30 |
31.18 |
32.46 |
35.39 |
Without Interference |
|||||||
|
2 |
16 |
6 |
3.2 |
3.85 |
50 |
16.63 |
17.31 |
18.87 |
Without Interference |
1 |
|
|
20 |
70 |
20.79 |
21.64 |
23.59 |
Without Interference |
||||||
|
30 |
31.18 |
32.46 |
Without Interference |
Without Interference |
|||||||
|
3 |
20 |
6 |
4.8 |
5.85 |
70 |
Without Interference |
Without Interference |
Without Interference |
Without Interference |
2 | |
Model Number
LN-TSC-BEM4S (Manufactured Product)
| Tip R |
Length Under Neck ℓ1 1 mm Increment Designation |
Shank Diameter d |
Flute Length ℓ |
Under Neck Diameter d1 |
Overall Length L |
Figure |
| 1 | 8 ~ 24 | 6 | 3 | 1.95 | 50 | 3 |
| 1.5 | 9 ~ 26 | 6 | 4 | 2.9 | 50 | 3 |
| 2 | 11 ~ 28 | 6 | 6 | 3.8 | 50 | 3 |
[ ! ]Take care when placing orders as the model numbers of manufactured products differ from those of stocked products.
For Cutting Conditions, Refer to >>Click here.

| Model | Long Neck Bore | Work Material | General Steel / Heat-Treated Steel / Stainless Steel / Cast Iron / Aluminum / Copper | Number of Flutes(sheet) | 4 |
|---|---|---|---|---|---|
| Coating | For High Hardness (Silicone-Based) | Processing Applications | Curved Surface / Side Surface / Carving / R-Groove | Torsion Availability | Included |

MISUMI
Days to Ship : 4 Day(s) or more

MISUMI
Days to Ship : 4 Day(s) or more

NS TOOL
Standard Price : MYR 286.90-
Days to Ship : 5 Day(s) or more

MISUMI
Standard Price : MYR 300.69-
Days to Ship : 4 Day(s) or more
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UNION TOOL
Standard Price : MYR 197.80-
Days to Ship : 6 Day(s) or more

GUHRING
Standard Price : MYR 525.28-
Days to Ship : 22 Day(s) or more

KYOWA SEIKO
Standard Price : MYR 436.64-
Days to Ship : 6 Day(s) or more

7 LEADERS
Standard Price : MYR 301.49-
Days to Ship : 6 Day(s) or more

OSG
Standard Price : MYR 846.11
Days to Ship : 5 Day(s) or more

UNION TOOL
Standard Price : MYR 408.93-
Days to Ship : 7 Day(s) or more

UNION TOOL
Standard Price : MYR 203.10-
Days to Ship : 5 Day(s) or more

UNION TOOL
Standard Price : MYR 382.44-
Days to Ship : 6 Day(s) or more
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