IRWIN 1420 Fractional Plug Tap, 1/4"-20 NC, High Carbon Steel, 4-Flute, Right Hand, Bulk

IRWIN 1420 Fractional Plug Tap, 1/4"-20 NC, High Carbon Steel, 4-Flute, Right Hand, Bulk

• Fractional hand tap for cutting or repairing 1/4"-20 coarse threads in compatible materials. The straight-flute plug configuration is suited to routine maintenance, repair, and general hand-threading applications.
• Features:
  • Straight flutes provide chip clearance during threading.
  • Plug chamfer uses 3 to 5 chamfered threads.
  • Produces a Class 2B internal thread.
  • Suitable for hand threading in a variety of materials.
• Specifications:
  • Manufacturer: IRWIN
  • Part Number: 1420
  • UPC: 042526014208
  • Product Type: Fractional plug tap
  • Thread Size: 1/4"-20
  • Thread Standard: NC
  • Material: High Carbon Steel
  • Number of Flutes: 4
  • Flute Type: Straight
  • Cutting Direction: Right hand
  • Thread Tolerance: 2B
  • Packaging Type: Bulk
• The 1420 Fractional Plug Tap can also be referred to as 1/4-20 hand tap, coarse thread plug tap, fractional threading tap, high carbon steel tap, and straight flute hand tap.

IRWIN has supplied professional hand tools and power tool accessories since the 1880s. The IRWIN line specializes in taps, dies, threading tools, and related accessories for metalworking and repair applications.

Q: What type of thread does the IRWIN 1420 cut?
A: It cuts a 1/4"-20 NC Class 2B internal thread.

Q: How many flutes does the 1420 tap have?
A: It has 4 straight flutes.

Q: What type of chamfer does the 1420 use?
A: It is a plug tap with a 3 to 5 thread chamfer.