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H1

SP P3 7/8-14UNF

【英】タップ詳細

JISSpiral Fluted Taps

Design for Taps
SPRU14Q

Product code:SPRU14Q

Manufacturer's Suggested Retail Price (MSRP*):JPY16,200

StockDistribution's stock
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)115 mm
Thread length(ℓ)33 mm
Shank length(ℓs)55 mm
Shank dia.(Ds)17 mm
Length of square(ℓk)16 mm
Size of square(K)13 mm
Flute typeSP(Spiral Fluted Taps for blind hole)
MaterialsHSS
Chamfer length2.5P
Number of flutes4
Gross Weight188 g
Bored hole size20.6 mm
Engagement ratio83 %
(D1)Max.20.675 mm
(D1)Min.20.270 mm

Table of tapping speed recommended for each work material

Low carbon steels
Medium carbon steels5~10 m/min
High carbon steels5~10 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