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About this product

1. Material: Allyed case hardened steel, black-finished and precisely grinded

2. Hardness: HRC 56-58

3. Max. run out: <0.0002"

4. Carbon depth: 0.016" to 0.047"

5. Projection: 3-3/8"

6. For 3/4" straight shank end mill

7. include 5/8-1 setscrews


1. CAT NO taper shank is in conformity with AT3 standard

2. Concentricity of the inner and outer cone: 0.0002"

3. For straight shank end mill.

4. End mill holder comes equipped with setscrews.

5. Rear thread for pull stud is 5/8" - 11

6. Works on all CAT40 machines.

7. Surface blackening treatment.

8. End mill is held by two set screws.


Brand Name Woodhorse
ModelCAT40 SLA3/4" x 3-3/8"
SKU SM050010
Size CAT40
Style Name SLA Type
L 6.062"
L1 3-3/8"
H1 1"
M 5/8-18
d3/4"
D 1.75"
TIR  ≤ 0.0002"
Balanced to  G2.5 12000 RPM
Type Fig1
Net Weight 3.3lbs

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CAT40 SLA3/4" Side Lock End Mill Holder 3-3/8" 12000RPM G2.5 Balanced

  • Model #: SFFU9AFF
  • Availability: Out of stock
  • WARRANTY: 90-Days
  • $22.25


  • 5 or more $19.25

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