Tree Taper Boring Head Set
USED
Comes in a wooden box with all items pictured in the box.
Manual Milling Machines: Taper Boring | Straight Boring | Facing | OD Turning | Horizontal-Vertical
A favorite for pattern & mold makers for decades, popular TB-4 applications include:
Valve seats
Draft angles
Ball studs
Pattern makers
Valve manufacturers
Pump manufacturers
US Air Force / Navy Submarines
Feed Rate .005″ per revolution
Bore Internal Tapers Up to 10″ in Diameter
Outside Turning Straight or Tapered up to 8″ in Diameter with extension bar
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