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UNC Carbon

Carbon Tap UNC Bottoming-1x8

Product Code: UNCCB1

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Key Features
Precision manufactured in Europe to ISO529 standards
Suitable for hand and machine operation, and are suitable for production
2N Tolerance for optimum thread fit
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Technical Specifications
Brand ALPHA
Subcategory UNC Carbon
Type of Measure UNC
Diameter (in) 1
Drill Size (mm) 22
Head Type Bottoming
Material Carbon
OAL (mm) 130
TPI 8
Barcode 9342386031805
Category UNC Carbon
Longest side (mm) 130.00
Median side (mm) 35.00
Shortest side (mm) 35.00
Weight (gr) 255.00
Carton Quantity 1.00
Order Quantity 1
  • Alpha Carbon Hand Taps are precision manufactured in Europe to ISO529 standards.
  • Carbon Hand Taps are general purpose taps suitable for hand and machine operation, and are suitable for production use.
  • 2N Tolerance for optimum thread fit that balances fastener performance, manufacturing, economy and convenience.
  • Suitable for use in Steel, Aluminium, Copper, Brass etc.
  • Always use lubricant. Click here for our range.

BOTTOMING taps have a lead of two threads and are used when tapping blind holes. Usually preceded by a taper or intermediate tap. Alpha bottoming taps can be identified by their plain shaft, they have no rings on the shaft near the driving square.

  • Diameter: 1mm
  • Pitch: 8mm
  • Overall length: 110mm
  • Shaft Diameter: 18mm
  • Drive Square: 14.5mm
  • Tapping Drill Size: 22.25mm
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