D LH Ⅱ 1/4-28UNF (25) | YAMAWA MFG. Co., Ltd.

【英】ダイス詳細

JISSolid Round Dies for Left Hand Threads

Design for Dies

Product code：GYGU04KDNEBC

Manufacturer's Suggested Retail Price (MSRP*)：JPY14,000

Stock	Limited distribution's stock
PDF Catalog	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

Materials	HSS
Class	Ⅱ
Outside dia. (D)	25 mm
Thickness (T)	9 mm
Clearance holes	4

Chamfer length (front)	2.5P
Gross Weight	26 g
Bar Diameter	2A: 6.20
Major Diameter of External Threads (dMax)	2A: 6.324
Major Diameter of External Threads (dMin)	2A: 6.160

Table of threading speed recommended for each work material

Low carbon steels	2.5～5 m/min
Medium carbon steels	2.5～5 m/min
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	2.5～5 m/min
Brass castings	2.5～5 m/min
Bronze
Wrought aluminum	2.5～5 m/min
Aluminum alloy castings	2.5～5 m/min
Magnesium alloy die castings
Zinc alloy die castings
Titanium alloys
Nickel base alloys
Thermosetting plastic
Thermoplastic resin