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H1

PO 371 2B 4-40UNC

【英】タップ詳細

DINSpiral Pointed Taps

Design for Taps
PDUN4HXNEB

Product code:PDUN4HXNEB

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)56 mm
Thread length(ℓ)9 mm
Thread+Neck length(ℓn)18 mm
Shank length(ℓs)34 mm
Shank dia.(Ds)3.5 mm
Length of square(ℓk)6 mm
Size of square(K)2.7 mm
Flute typePO(Spiral Pointed Taps for through hole)
MaterialsHSS
Chamfer length5P
Number of flutes3
Gross Weight5 g
Bored hole size2.33 mm
Engagement ratio75 %
(D1)Max.2.385 mm
(D1)Min.2.157 mm

Table of tapping speed recommended for each work material

Low carbon steels
Medium carbon steels2~3.5 m/min
High carbon steels2~3.5 m/min
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 aluminum
Aluminum alloy castings
Magnesium alloy die castings
Zinc alloy die castings
Titanium alloys
Nickel base alloys
Thermosetting plastic
Thermoplastic resin