Production Holemaking And Workholding Excellence

MQ150SU FEED UNITS – 5.9 INCH (150MM) Precision Sealed Unit


  • MQ150 Feed Units applications: Drilling, Reaming, Counterboring, Spot-facing, Hollow Milling, Recessing, Deep Hole Drilling, Chamfering and tapping
  • Capabilities: Dual Feed, Back Feed, Forward and Back Feed, Peck Feed, Jump Gap Cycle are all applications to show the flexibility of this unit
  • Servo Motor can be controlled by programmable controller or microprocessor
  • Ballscrew centerline thrust design provides stability through unit stroke
  • Mechanical drive provides consistent, effective feed rates for maximum production
  • In line, Positive stop provides accurate depth control without deflection of the quill
  • Optional coolant package and flanged Spindle nose for “Quick Change” chuck type tool holders
  • Cast Iron Construction


  • Precision ground, pre-loaded, zero backlash, 5mm pitch ball screw assembly.
  • Ball screw is on the center line of a hardened, precision, 55mm diameter quill.
  • Sealed internal lubrication system and grease packed bearings.
  • Precision grade – EP7 high precision, spindle bearings.
  • Involute spline driven spindle.
  • Stroke capacity – 130 mm (5.2″) stroke, usable for programmed rapid traverse or feed rate in both directions.
  • HSK-32C Spindle nose supplied connection with clamping cartridge assembly. Customer to supply tool holders.
  • Spindle run out: .0101mm.
  • Spindle accuracy.0064mm.
  • Thrust capacity: 3,560N (800 LBS.F) on quill centerline.
  • Rapid traverse rate capability: 7.62m/min max
  • Feed rate capability: .005 to 5.00 m/min.
  • Standard sealed synthetic lubrication for long life and operation in any position.
  • Mounting brackets to suit customer supplied feed and spindle motors. (Zagar to provide motor specifications).
  • Quick-disconnect, proximity sensors for detection of home, forward and full back over travel positions.
  • HTD Synchronous, 8mm pitch, feed belt and pulleys.
  • HTD Synchronous or Poly “V” spindle belt and pulleys for XXXX RPM spindle speed (Customer to specify operating speed range).
  • Zagar Sub-Base Plate with keyway (NOTE: Barrell Mounting Bracket can be quoted as OPTION upon request).
  • Factory bench tested at Zagar. No machining operations will be conducted.


Estimated 8-10 WKS
Lead time confirmed at order confirmation

MQ150 SU Drill features

  • Spindle capacity max: 3hp, 2.23kW, 5.2Nm (46 in-lb.) @ 5000 rpm
  • Spindle speed -400 rpm (min) 5000RPM (max)
  • Spindle motor frame sizes – 65C, 143C, 145C from Ω hp. to 3hp
  • Max drill sizes (HSS TOOL)
  • Stainless steel: 9.5 (.375î)
  • CRS: 12.7 (.500î)
  • Aluminum: 17.4 (.687î)

MQ150 SU Tap Features:

  • Servo spindle capacity max: 4.2hp, 3.2kW, 34.4Nm (305 lb.-in) @ 3000 rpm
  • Servo spindle speed – 400 rpm (min) 3000RPM (max)
  • Servo spindle motor frame sizes – 110 (4.33″) pilot diameter
  • Max tap sizes:(HSS-CUT-STYLE)
  • Stainless Steel: M8 x 1.25 (5/16-18″)
  • CRS: M12 x 1.75 (1/2-13″)
  • Aluminum: M16 x 2. (9/16-12″)