IRWIN 1539 Bottom Tap, 7/16" - 14 NC, High Carbon Steel Hand Tap

IRWIN 1539 Bottom Tap, 7/16" - 14 NC, High Carbon Steel Hand Tap

• The IRWIN 1539 Bottom Tap is a high carbon steel hand tap designed for cutting or restoring 7/16" - 14 NC internal threads. It is intended for routine maintenance, repair work, and rethreading where high accuracy and tolerance thread is not critical.
• Features:
  • 7/16" - 14 NC thread size supports internal thread cutting and restoration for compatible coarse thread applications.
  • Bottom tap design is suited for threading closer to the bottom of an existing hole after starter or plug tap work.
  • High carbon steel construction is designed for hand threading work in a variety of materials.
  • Straight flute design helps provide chip removal during threading operations.
  • Application-specific tap is designed for maintenance, repair, and rethreading of 7/16" - 14 NC internal threads.
• Specifications:
  • Manufacturer: IRWIN
  • Part Number: 1539
  • MPN: 1539
  • UPC: 042526015398
  • Product Type: Bottom Tap
  • Thread Size: 7/16" - 14 NC
  • Thread Standard: National Coarse
  • Thread Direction: Right Hand
  • Material: High carbon steel
  • Flute Count: 4
  • Thread Class: 2B
  • Quantity: Sold individually
  • System Compatibility or Application: Designed for cutting or restoring 7/16" - 14 NC internal threads in hand-threading, maintenance, and repair applications.
• The Bottom Tap can also be referred to as 7/16" - 14 NC tap, bottoming tap, hand tap, internal thread repair tap, and coarse thread tap.

IRWIN manufactures hand tools, cutting tools, and threading tools for professional trade, automotive, and industrial applications. The brand is widely known for drill bits, taps, dies, and fastening solutions used in maintenance and repair environments.

Q: What thread size does the IRWIN 1539 tap cut?
A: It is designed for 7/16" - 14 NC internal threads.

Q: What is the main use of the IRWIN 1539?
A: It is used for maintenance, repair work, and rethreading of compatible internal threads.

Q: What material is the IRWIN 1539 made from?
A: It is made from high carbon steel.