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Grizzly   |  Model: G0643
21 Bit Line Boring Machine
Price: $3,725.00
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Grizzly G0643 - 21 Bit Line Boring Machine

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See this item in our 2017 Main Catalog!

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Speed up your 32mm line boring operations with this 21-spindle, pneumatically-controlled Line Boring Machine. A single foot pedal controls the hold-down clamps and lowers the spindles for simultaneous boring. Right and left spring-loaded indexing pins also offset long stock for perfect step-and-repeat operations. Bits are sold separately.


  • Motor: 2 HP, 110V/220V, single-phase, prewired 220V, 20.8A/10.4A
  • Operation: Pneumatic
  • Air requirement: 70 PSI
  • Table size: 43-5/16" W x 15-3/4" D
  • Floor to table height: 33-1/4"
  • Maximum stroke: 3-3/8"
  • Maximum throat: 8"
  • Number of spindles on boring head: 21 (10 left & 11 right)
  • Distance between spindle centers: 32mm
  • Fence length: 74-3/4"
  • Overall dimensions: 75"W x 28-3/8"D x 58-1/8"H
  • Footprint: 36-1/4" x 28-3/8"
  • Approximate shipping weight: 514 lbs.


  • 32mm line boring system
  • Numerical down feed stroke indicator
  • Back-fence and cross-fence scale position indicator
  • Adjustable fence flip stops
  • Steel gear head
  • SUJ-2 high carbon, anti-friction steel slide shafts with linear bearings
  • See-through guard
  • Indexing pin for step-and-repeat operation
  • Bits sold separately
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