Irwin
Irwin 1788673 Fractional Tap, 1/4 in- 28 NF Thread, Bottom Tap Thread, HCS
- Material: HCS
- Thread Size: 1/4 in - 28 NF
- Thread Type: Bottom Tap
- Model #: 1788673
- UPC #: 038548993720
- SKU: 9292657
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Product Details
Fractional tap 1/4 in - 28 NF, No 7 Self aligning taps, ideal for routine maintenance, repair work and for rethreading where high accuracy and tolerance thread is needed. Used for hand threading work in a variety of materials, produces class 2B thread. Tap size and recommended drill bit size is laser etched on each tool for easy identification.Key Features
- Straight flutes are ground to provide rapid chip removal for efficient threading
- Ideal for routine maintenance, repair work and for rethreading
- Taps produce a class 2B thread
- Designed for hand threading work in a variety of materials
- 1 to 2 threads chamfered
- Shortest standard chamfer
- For threading close to the bottom of blind holes
Item Specifications
| Material | HCS |
|---|---|
| Thread Size | 1/4 in - 28 NF |
| Thread Type | Bottom Tap |
|---|
MORE DETAILS:
- Application: For automotive parts requiring extreme pressures
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