High precision power chucks
AP-D
INCH
serration
AP-M
METRIC
serration
High precision power chucks
Ø 170 - 400 mm
proofline
® chucks = fully sealed - low maintenance
• closed center
• 3 jaws
AP-D / AP-M Application/customer`s benefit
  • For mid to large batch production.
  • Fully sealed, ideal for dry machining of castings and
    forgings or if high pressure coolant ist used
  • AP-D: Master jaws with INCH serration
    (1/16" x 90°, 3/32" x 90°)
  • AP-M: Master jaws with METRIC serration
    (1.5 mm x 60°) (suitable for japanese chuck jaws)

Technical features

  • Constant gripping force with permanent grease lubrication.
  • Central bore for coolant and/or air.
  • Chuck body and internal parts case hardened.
  • proofline® chucks = fully sealed - low maintenance
Standard equipment
  • 3 jaw chuck
  • 1 set T-nuts and bolts
  • 1 set soft top jaws
  • mounting bolts
Ordering example
  • 3 jaw chuck AP-D 210/A6 or
  • 3 jaw chuck AP-M 250/Z220
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