1/4-20 H3 Spiral Flute Semi-Bottom Tap
Brand: Titan USA, Size: 1/4-20, Limit: H3, # of Flutes: 3, Chamfer: Semi-Bottom, Material: HSS, Surface Finish: ZRN, Style: Semi Bottoming, Series: 891, OAL: 2-1/2", Thread Length: 1", Shank Diameter: .255", Square Size: .191", Standard: UNC
Item #: TIT TT89129
TITAN USA HSS Spiral Flute Taps - Semi Bottoming
Made in The USA
Slightly longer chamfer distributes cutting over greater number of teeth for increased production. Materials: For Tapping in relatively deep holes in Copper, Brass, Aluminum and other soft ductile materials.
Choose ZrN coating for increased speed rates
Made in The USA
- 52 degree helix
- Semi-bottoming 2 - 2-1/2 thread chamfer
- Can be used for plug or bottoming applications
- Allows for threading close to bottom in blind holes
- Can be used for through or blind holes
- Cuts more efficiently than bottoming taps
Slightly longer chamfer distributes cutting over greater number of teeth for increased production. Materials: For Tapping in relatively deep holes in Copper, Brass, Aluminum and other soft ductile materials.
Choose ZrN coating for increased speed rates
Item Specifications
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TITAN USA
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3
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Semi-Bottom
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H3
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High Speed Steel
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2-1/2"
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891
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.255"
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1/4-20
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.191"
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UNC
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Semi Bottoming
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ZRN
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1"