LS-HT LH L250 P4 M30X3.5 5P | YAMAWA MFG. Co., Ltd.

【英】タップ詳細

JISLong Shank Hand Taps for Left Hand Threads

Design for Taps

Product code：TNMS030T525L

Manufacturer's Suggested Retail Price (MSRP*)：JPY88,100

Stock	Limited distribution's stock
PDF Catalog	PDF
2D CAD	2D：DXF｜2D：PDF
3D CAD	3D：STEP｜3D：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)	250 mm
Thread length(ℓ)	46 mm
Shank length(ℓs)	80 mm
Shank dia.(Ds)	23 mm
Length of square(ℓk)	20 mm
Size of square(K)	17 mm

Flute type	HT(Hand Taps)
Materials	HSS
Chamfer length	5P
Number of flutes	4
Gross Weight	849 g
Bored hole size	26.6 mm
Engagement ratio	90 %
(D1)Max.	26.771 mm
(D1)Min.	26.211 mm

Table of tapping speed recommended for each work material

Low carbon steels	5～10 m/min
Medium carbon steels	5～10 m/min
High carbon steels	5～10 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