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H1

AL-HT STI Ib 1/4-28UNF 1.5P

【英】タップ詳細

JISHand Taps for Helical Coil Wire Screw Thread Inserts

Design for Taps
TWU04K1LEBA

Product code:TWU04K1LEBA

Manufacturer's Suggested Retail Price (MSRP*):JPY2,770

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)70 mm
Thread length(ℓ)19 mm
Shank length(ℓs)36 mm
Shank dia.(Ds)6.2 mm
Length of square(ℓk)8 mm
Size of square(K)5 mm
Basic major dia.7.528 mm
Flute typeHT(Hand Taps)
MaterialsHSS
Chamfer length1.5P
Number of flutes4
Gross Weight17 g
Bored hole size6.68 mm
Engagement ratio86 %
(D1)Max.6.720 mm
(D1)Min.6.546 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