Machine Tool

Strong & Compact
MK series

High-performance and easy-to use

MK seriesズーム

MK series

  • Performance improved, Powerful clamping torque
  • Improved mounting, Reduced effective thickness and improved chip flow
  • Wide selection of rotary joints, Multi-purpose hole for automation, High-pressure rotary joints for fixture miniaturization and fast actuation
  • The features of the MK series are explained in an easy-to-understand video.

  • Experience the powerful clamping torque of the MK series on the video.

Product Specifications

Right-handed Type
Left-handed Type
Table Diameter (mm) ø 135 ø 155
Centre Hole Diameter (mm) ø 65H7 ø 70H7
Through Hole Diameter (mm) ø 70 ø 70
Centre Height (mm) 140 180
Clamping Method (mm) Pneumatic Pneumatic
Clamping Torque (N·m)
(at 0.5MPa)
570 1000
Motor Axis Reduced Inertia
0.000095 0.00041
Servomotor (for Fanuc spec.) αiF4/5000 αiF4/5000
Total Reduction Ratio 1/90 1/90
Max. Rotation Speed (min-1)
(at motor 3000min- 1)
33.3 33.3
Allowable Work Inertia (kg·m2) 1.00 1.95
Indexing Accuracy (sec) 20 20
Repeatability (sec) 4 4
Mass of Product (kg) 60 95
Allowable LoadHorizontal (kg) 200 250
Vertical (kg) 100 125
Allowable Cutting Torque (N・m) 270 480
Manual Tailstock (Option) MR200RN MR250RN
Tail Spindle (Option) MSRC140/MSR142A MSR181A
Rotary Joint
7MPa 4-port
25MPa 4-port
7MPa 5-port (Hyd./Pneu. 4 + Pneu. 1)
25MPa 6-port
25MPa 7-port (Hyd./Pneu. 6 + 1Note))
7MPa 4-port
25MPa 4-port
7MPa 5-port (Hyd./Pneu. 4 + Pneu. 1)
25MPa 6-port
25MPa 7-port (Hyd./Pneu. 6 + 1Note))
Outline DrawingKitagawa Own Controller Spec.2DPDF
3DRight hand
Left hand
4th axis spec.
(FANUC spec.)
3DRight hand
Left hand
7-port Rotary Joint
Outline Drawing (Option)
Outline Drawing
Tailstock Tail Spindle

Note) The (+1) port of 7-port rotary joint is a multi-purpose hole for pneumatic port, high-pressure coolant, work seating detection sensor, etc. Please tell our sales staff the purpose in advance.

Machine Tool product lineup