SS-2-008
2 Flute Stub Length Tuffy Grade Miniature End Mill
0.008-in Dia 2-Flute End Mill, 0.016-in LOC, 0.125-in Shank, 1.5-in OAL
OrderingSS-2-008·Uncoated·$54.00Change finish


The best miniature tools in any size as standard — stub length for maximum rigidity
- Every .001-inch diameter from .005 to .062 is standard — all shipped from stock
- Hand-selected to any diameter to the nearest .0002-inch under .062
- Stub flute lengths (approx. 1.5x diameter, e.g. SS-2-010 has a .0150-in flute) for maximum rigidity at miniature scale
- 2 flute, 30-degree helix, square end; ball end (SS-2BN) and 4 flute (SS-4) versions available
- Tuffy grade sub-micrograin carbide, rated for materials up to 40 HRc
- Tight tolerances: cutting diameter +/-.0005-in, shank diameter -.0001/-.0002-in, flute length +.003/-.000-in
- Uniform 1/8-in shank and 1-1/2-in overall length across the range (metric MSS: 3 mm shank, 38 mm OAL)
- Coatings available: TiN (-T), TiCN (-C), AlTiN (-A) and DLC (-DLC)
From the RobbJack Applications Guide.
About this series
SS Tuffy Grade Miniature End Mills
Every .001″ is standard — and we'll hand-select any size in between.
RobbJack SS stub-length Tuffy Grade miniature end mills are stocked in EVERY .001" diameter from .005" to .062" as standard. Need a size in between? Under .062" we hand-select tools to any diameter to the nearest .0002" — a .0376" tool is a regular order, not a special. Ball-end (SS-2BN) and 4-flute (SS-4) variants are also offered. Customers report these tools run faster and longer than any others they have tried.
- Every .001" diameter from .005" to .062" is standard, shipped from stock
- Hand-selected to ANY diameter in .0002" steps under .062" (e.g. .0376")
- 2 flute, square end, 30° helix, stub length for rigidity
- Ball-end (SS-2BN) and 4-flute (SS-4) variants
- Tight tolerances held in microns
Available uncoated and in TiN, TiCN, AlTiN, and Diamond-Like Carbon (DLC) coatings
Headline spec
Cutting diameters .005"–.062" in .001" increments; 1/8" shank; 1-1/2" OAL
Best for
- MEMS & nanotechnology
- Dental & medical
- Electronics
- Die/mold detail
Specifications
US machining terms with ISO 13399 codes.
- Cutting DiameterDC
- 0.008″
- Diameter ToleranceDC tol
- 0.0005/-0.0005
- Max Cutting DiameterDCX
- 0.0085″
- Shank DiameterDMM
- 0.125″
- Length of Cut (LOC)APMX
- 0.016″
- Overall Length (OAL)OAL
- 1.5″
- Number of FlutesNOF
- 2
- Helix AngleFHA
- 30°
- Helix HandFHH
- Right-hand
- Cut Direction
- Right-hand cut
- Shank Blend Angle
- 15°
- End Type
- Square End
- Center Cutting
- Yes — plunges
- Hand-Select
- Available — any diameter to the nearest .0002"
- Series
- SS-2 — 2 Flute Stub Length Tuffy Grade Miniature End Mill
Cuts these materials
Applications
See it run
Tolerances
| Type | Min | Max |
|---|---|---|
| Cutting Diameter | +0.0005 | -0.0005 |
| Length of Cut | +0.003 | 0 |
| Overall Length | +0.04 | 0 |
| Shank Diameter | -0.0001 | -0.0002 |
Choose the finish(5 options)
Compare →Each finish is a different part number and price.
Not sure? Compare tool coatings — or leave it uncoated, the most common choice for aluminum.
Part SS-2-008
Made & shipped in the USA · lead time confirmed at order. Test this tool in your spindle at retail, or get it through your RobbJack distributor.
Performance guaranteed. Run it against the tool you use today — if it doesn't beat it, we'll make it right.
Uncoated
$54.00
SS-2-008
More in the SS-2 series
Same series, different size — what changes from this tool is shown in red.
- SS-2-005$58.60Ø 0.005″LOC 0.01″2 FLOAL 1.5″
- SS-2-006$58.60Ø 0.006″LOC 0.012″2 FLOAL 1.5″
- SS-2-007$54.00Ø 0.007″LOC 0.014″2 FLOAL 1.5″
- SS-2-009$48.65Ø 0.009″LOC 0.018″2 FLOAL 1.5″
- SS-2-010$48.65Ø 0.01″LOC 0.015″2 FLOAL 1.5″
- SS-2-011$43.90Ø 0.011″LOC 0.0165″2 FLOAL 1.5″
- SS-2-012$43.90Ø 0.012″LOC 0.018″2 FLOAL 1.5″
- SS-2-013$37.20Ø 0.013″LOC 0.0195″2 FLOAL 1.5″
- SS-2-014$37.20Ø 0.014″LOC 0.021″2 FLOAL 1.5″
- SS-2-015$32.05Ø 0.015″LOC 0.0225″2 FLOAL 1.5″
- SS-2-016$32.05Ø 0.016″LOC 0.024″2 FLOAL 1.5″
- SS-2-017$32.05Ø 0.017″LOC 0.0255″2 FLOAL 1.5″