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H1

HT STI GH3 1/4-28UNF 1.5P

【英】タップ詳細

ANSIHand Taps for Helical Coil Wire Screw Thread Inserts

Design for Taps
TUU04K3NEBA

Product code:TUU04K3NEBA

Manufacturer's Suggested Retail Price (MSRP*):JPY-

PDF CatalogPDF
2D CAD2D:DXF2D:PDF
3D CAD3D:STEP3D:PDF
※MSRP is for reference purposes only. Please consult your local distributor for pricing.
Pricing outside Japan may vary due to each country's tax schedule,
tariffs, import/shipping charges, and duties imposed by customs.

Spec

Overall length(L)3.543 inch
Thread length(ℓ)0.748 inch
Thread+Neck length(ℓn)1.378 inch
Shank length(ℓs)1.831 inch
Shank dia.(Ds)0.318 inch
Length of square(ℓk)0.375 inch
Size of square(K)0.238 inch
Flute typeHT(Hand Taps)
MaterialsHSS
Chamfer length1.5P
Number of flutes3
Gross Weight30 g
Bored hole size0.2629 inch
Engagement ratio72 %
(D1)Max.0.2646 inch
(D1)Min.0.2577 inch

Table of tapping speed recommended for each work material

Low carbon steels
Medium carbon steels
High carbon steels
Alloy steels
Heat treated steel (25〜35HRC)
Heat treated steel (35〜45HRC)
Heat treated steel (45〜55HRC)
Heat treated steel (55〜63HRC)
Stainless steels (SUS)
Tool steels
Cast steels
Cast irons
Ductile cast irons
Copper
Brass
Brass castings
Bronze
Wrought aluminum5~15 m/min
Aluminum alloy castings5~15 m/min
Magnesium alloy die castings
Zinc alloy die castings5~15 m/min
Titanium alloys
Nickel base alloys
Thermosetting plastic
Thermoplastic resin