VUPO 371 2BX 1/4-20UNC | YAMAWA MFG. Co., Ltd.

【英】タップ詳細

DINZ-PRO Coated Spiral Pointed Taps

Design for Taps

Product code：3102103058

Manufacturer's Suggested Retail Price (MSRP*)：JPY-

PDF Catalog	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)	80 mm
Thread length(ℓ)	15 mm
Thread+Neck length(ℓn)	30 mm
Shank length(ℓs)	42 mm
Shank dia.(Ds)	7 mm
Length of square(ℓk)	8 mm
Size of square(K)	5.5 mm

Surface Treatment	Coating
Flute type	PO(Spiral Pointed Taps for through hole)
Materials	HSS-P
Chamfer length	5P
Number of flutes	3
Gross Weight	19 g
Bored hole size	5.19 mm
Engagement ratio	84 %
(D1)Max.	5.257 mm
(D1)Min.	4.979 mm

Table of tapping speed recommended for each work material

Low carbon steels	10～20 m/min
Medium carbon steels	10～20 m/min
High carbon steels	10～20 m/min
Alloy steels	10～20 m/min
Heat treated steel (25〜35HRC)
Heat treated steel (35〜45HRC)
Heat treated steel (45〜55HRC)
Heat treated steel (55〜63HRC)
Stainless steels (SUS)	3～5 m/min
Tool steels	3～5 m/min
Cast steels
Cast irons
Ductile cast irons	10～30 m/min

Copper
Brass
Brass castings
Bronze
Wrought aluminum	10～35 m/min
Aluminum alloy castings	10～35 m/min
Magnesium alloy die castings
Zinc alloy die castings
Titanium alloys
Nickel base alloys
Thermosetting plastic
Thermoplastic resin