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Threading-Thread-Milling- Indexable Carbide Inserts-21n3.5ISO

Name: Threading-Thread-Milling- Indexable Carbide Inserts-21n3.5ISO
Price: 12 USD
Availability: InStock

Other Thread Machining Tools Model: 21N3.5ISO Customizable Made in China

Thread Machining Tools made of cemented carbide — Application Threading, Use Milling Thread. MOQ 5 pieces, US$12.00/piece. QC & shipping by GoodsFromChina.

US$12.00/ piece

Min. order: 5 pieces

Material: Cemented Carbide
Application: Threading
Use: Milling Thread
Thread Form: ISO Metric
Standard or Non-Standard: Standard
Coating: PVD

At a glance

Product: Threading-Thread-Milling- Indexable Carbide Inserts-21n3.5ISO
Category: Other Thread Machining Tools
Price: US$12.00 / piece
Minimum order: 5 pieces
Origin: Sichuan, China
Customization: Available
Packaging: 5PCS in One Plastic Box
HS code: 8208101100

Last updated October 17, 2026

Specifications

Model NO.	21N3.5ISO
Application	Threading
Use	Milling Thread
Thread Form	ISO Metric
Standard or Non-Standard	Standard
Coating	PVD
Material	Cemented Carbide
Transport Package	5PCS in One Plastic Box
Specification	21N3.50ISO
Origin	Sichuan, China
HS Code	8208101100
Production Capacity	5000 PCS/Month
Customization	Available
Thread Direction	None
Thread Standard	Metric
Insert Size	21mm, Internal thread, ISO Metric, thread pitch 3.50, PVD-TiALN for steel and stainless

Pitch	Insert Size
mm	A=12mm	A=14mm	A=21mm	A=30mm	A=40mm
0.5	Ext.
Int.	*12N0.5 ISO	14N0.5 ISO
0.75	Ext.		14E0.75ISO
Int.	*12N0.75 ISO	14N0.75 ISO
1	Ext.		14E1.0 ISO	21E1.0 ISO
Int.	*12N1.0 ISO	14N1.0 ISO	21N1.0 ISO
1.25	Ext.		14E1.25 ISO
Int.	*12N1.25 ISO	14N1.25 ISO
1.50	Ext.		14E1. 5 ISO	21E1.5 ISO	30E1.5 ISO	40E1.5 ISO
Int.	*12N1.5 ISO	14N1.5 ISO	21N1.5 ISO	30N1.5 ISO	40N1.5 ISO
1.75	Ext.		14E1.75 ISO
Int.		14N1.75 ISO	21N1.75 ISO
2	Ext.		14E2.0 ISO	21E2.0 ISO	30E2.0 ISO	40E2.0 ISO
Int.		14N2.0 ISO	21N2.0 ISO	30N2.0 ISO	40N2.0 ISO
2.50	Ext.		14E2. 5 ISO	21E2.5 ISO
Int.		14N2.5 ISO	21N2.5 ISO
3	Ext.			21E3.0 ISO	30E3.0 ISO	40E3.0 ISO
Int.			21N3.0 ISO	30N3.0 ISO	40N3.0 ISO
3.50	Ext.				30E3.5 ISO
Int.			21N3.5 ISO	30N3.5ISO	40N3.5 ISO
4	Ext.				30E4.0 ISO	40E4.0 ISO
Int.				30N4.0ISO	40N4.0 ISO
4.5	Ext.
Int.				30N4.5ISO	40N4.5 ISO
5	Ext.					40E5.0 ISO
Int.					40N5.0 ISO
5.5	Ext.
Int.					40N5.5 ISO
6	Ext.					40E6.0 ISO
Int.					40N6.0 ISO
H	6.3	7.5	12	16	20
T	2.9	3.1	4.7	5.5	6.3

Product details

Threading-Thread-Milling- Indexable Carbide Inserts-21n3.5ISO is a other thread machining tool product manufactured in China and available to buyers worldwide through the GoodsFromChina sourcing service. Typical uses include Threading.

Key features

Material: Cemented Carbide
Application: Threading
Use: Milling Thread
Thread Form: ISO Metric
Standard or Non-Standard: Standard
Coating: PVD
Thread Direction: None
Thread Standard: Metric

Ordering & packaging

Minimum order quantity is 5 pieces. Standard export packaging: 5PCS in One Plastic Box. HS code: 8208101100. Every order can include a pre-shipment quality inspection and consolidated shipping by sea, air or express, including DDP delivery.

How we source this product for you

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2
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We confirm price, MOQ and lead time — and compare alternatives.
3
Production & inspection
We follow up production and inspect goods before shipment.
4
Delivered to your door
Sea, air or express with customs clearance and DDP options.

Express5–8 days

Air freight8–12 days

Sea freight25–40 days

DDPDuties included

Sourcing help for this product

Frequently asked questions

What is the minimum order quantity for Threading-Thread-Milling- Indexable Carbide?

The MOQ is 5 pieces. Smaller trial orders can sometimes be negotiated — tell us your quantity in the inquiry.

How much does Threading-Thread-Milling- Indexable Carbide cost?

The listed factory price is US$12.00 per piece, depending on quantity. Your final quote includes our service fee and shipping options.

Can it be customized with my logo or specifications?

Yes. The manufacturer offers customization — logo printing, packaging, colors or modified specifications. Describe your requirements in the inquiry form.

How long does production and shipping take?

Typical production time is 15–45 days depending on quantity. Shipping to the US takes about 5–8 days by express, 8–12 days by air and 25–40 days by sea, with DDP door-to-door delivery available.

How do you check product quality?

We verify the manufacturer before ordering and can perform a pre-shipment inspection (AQL sampling) with a photo report before you pay the balance.