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H1

N-RS STI G4 M8X1.25 (B)

【英】タップ詳細

JISThread Forming Taps for Non-Ferrous Materials

Design for Taps
RW8.0N4LENB

Product code:RW8.0N4LENB

Manufacturer's Suggested Retail Price (MSRP*):JPY4,590

StockLimited distribution'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)75 mm
Thread length(ℓ)23 mm
Shank length(ℓs)38 mm
Shank dia.(Ds)7 mm
Length of square(ℓk)8 mm
Size of square(K)5.5 mm
Basic major dia.9.624 mm
Surface TreatmentNI
Flute typeROLL(Forming Taps)
MaterialsHSS
Chamfer length2P
Number of flutes1
Gross Weight30 g
Bored hole size9.01 mm
Engagement ratio90 %
(D1)Max.8.483 mm
(D1)Min.8.271 mm

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