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Made in South Korea
DIN371/DIN376 Spiral Flute Bright (TC424)
UNC Bright-Finish Gun TapCode: TC424162
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Key Features
- UNC Universal Machine Tap
- HSS-E (M35) 5% Cobalt substrate
- Spiral flute geometry for blind holes
Made in South Korea
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- Specifications
- Operation
- Work Material
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Product Description
TC424 DIN371/DIN376 Spiral Flute Bright tap provides precise UNC threading for general purpose use. Made from HSS-E (M35) 5% Cobalt for strength and wear resistance, with a bright finish that reduces swarf adhesion. Spiral flute geometry is ideal for blind or shallow holes, and YG-1’s patented design prevents over feeding and early tap failure.
- UNC Universal Machine Tap
- HSS-E (M35) 5% Cobalt substrate
- Spiral flute geometry for blind holes
- Bright finish resists swarf buildup
- Suitable for steel, stainless, cast iron, aluminium, non-ferrous
Product Data
| Workpiece Material | P K N H |
| Operation | Blind Drilling, Through Drilling |
| Surface Treatment | Bright |
| Thread Angle | 60 |
| Thread Class | 2B |
| Thread Form | C |
| Thread Shape | UNC |
| Tool Material | HSS-E |
| Tool Standard | DIN 371-376 |
Blind Drilling
Through Drilling
Carbon Steels
Great
Good
Great
Excellent
Alloy Steels
Great
Good
Great
Excellent
Structural Steels
Great
Good
Great
Excellent
Mild & Free Machining
Great
Good
Great
Excellent
Cast Iron
Great
Good
Great
Excellent
Aluminium
Great
Good
Great
Excellent
Bronze
Great
Good
Great
Excellent
Copper
Great
Good
Great
Excellent
Hardened Steels (HRc30~45)
Great
Good
Great
Excellent
