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
TB4 INSTRUCTIONS
Click to Download ENGLISH | Click to Download SPANISH
ORDER ONLINE
PARTS LIST
TIMELINE
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- 1950-1980: The Tree Taper Boring Tool manufactured by Tree Machine Tool Co in Wisconsin
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- 1980: The Product Line purchased from Tree by Specialty Cutting Tools, Inc in Wisconsin
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- Spring 2023: Japan USA Precision Tools in California acquires all rights, engineering drawings and IP of the Tree Taper Boring Tool product line from Specialty Cutting Tools, Inc.
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- Fall 2023: Relaunch manufacturing the TB-4 Taper Boring Tool and Replacement Parts
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- June 2023: Online Store launched “Socal Specialty Tools“
