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Threaded Inserts & Clinch Fasteners › Thread Repair & Solid Threaded Inserts

Qewitco A4 Stainless Steel Through-Tapped Self Tapping Thread Insert – China Fastener Exporter

Updated 2026-11-04 · Markdown version

Model no. Through-Tapped Self Tapping Thread Inserts

US$0.024 – 0.36 / piece

MOQ 1,000 pieces · Final price confirmed in your quote

Surface Finishing: F Color,Zinc Plated
Customized: Customized
Finish: Zinc Plated
Packag Color: Customizable
Thread Standard: Unc/Unf/Unef/Uns/Bsw/Bsf/Metric Coarse/Metric Fine
Custom Order: Customization by Drawing/Sample
Material Test Certificate: Have
Package Size: 25.00cm * 25.00cm * 19.00cm

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Specifications are as listed for this product. Engineering Hardware & Fasteners confirms ratings, mating parts, compatibility, packing and lead time with you before you order.

Specifications

Model NO.	Through-Tapped Self Tapping Thread Inserts
Usage	Building, Machinery, Medical, Rocket, Shipping, Chemical
Rotation Direction	Right Rotation
Surface Finishing	F Color,Zinc Plated
Certification	ISO, CE, ISO9001 CE
Customized	Customized
Delivery	20-30 Days
Finish	Zinc Plated
Packag Color	Customizable
Thread Standard	Unc/Unf/Unef/Uns/Bsw/Bsf/Metric Coarse/Metric Fine
Custom Order	Customization by Drawing/Sample
Price Terms	Fob/CFR/CIF/DDP
ODM/OEM	Available
Service	Custom-Made Service
Material Test Certificate	Have
Sample	Provide Samples But Do Not Include Freight.
Quality Control	100% Quality Inspection
Application	Connection,Fastening
MOQ	300kg
Transport Package	Bulk Pack Small Boxed
Specification	M4-M20
Origin	China
HS Code	731815
Production Capacity	10000ton/Year
Package Size	25.00cm * 25.00cm * 19.00cm
Package Gross Weight	25.000kg
Customization	Available
Material	Stainless Steel
Type	Common
Shipping Cost	Contact the supplier about freight and estimated delivery time.
Core Products	Screws, bolts, studs, nuts, washers, expansion screws, thread inserts, and more.
Capability	$10M+ annual trade; 24/7 service; ISO9001 quality control (traceability + 100% inspection).
Payment Terms	T/T (30% advance, 70% B/L), L/C at sight.
Sample Policy	Free samples (shipping covered by client); delivery: 15~30 days.
Category	Thread Repair & Solid Threaded Inserts

Technical parameters

Model NO.	Through-Tapped Self Tapping Thread Inserts - A4 Stainless Steel
Material	A4 (316)Stainless Steel
Size	M4-M20
Finish	Zinc Plated
Delivery	15~30 days
OEM	Available
Sample	Free but not include shipping
Packaging	Small Boxed or Bulk Packaging
MOQ	300kg

Description

Qewitco A4 Stainless Steel Through-Tapped Self Tapping Thread Insert – China Fastener Exporter is part of our thread repair & solid threaded inserts range (Threaded Inserts & Clinch Fasteners).

Key details

Type: Common
Material: Stainless Steel
Finish: Zinc Plated
Application: Connection,Fastening
Certification: ISO, CE, ISO9001 CE
Usage: Building, Machinery, Medical, Rocket, Shipping, Chemical
Rotation Direction: Right Rotation
Surface Finishing: F Color,Zinc Plated

Available configurations include surface finishing, customized, finish, packag color and thread standard. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request.

Ordering through Engineering Hardware & Fasteners

Minimum order is 1,000 pieces at US$0.024 – 0.36 per piece. Send one inquiry with the part number, quantity and destination, and Engineering Hardware & Fasteners confirms size, thread, material, grade, finish, price, lead time and shipping, checks the goods before dispatch and ships them to you.

Frequently asked questions

What is the minimum order quantity (MOQ) for Qewitco A4 Stainless Steel Through-Tapped Self Tapping Thread Insert – China Fastener Exporter?

The listed minimum order is 1,000 pieces, at US$0.024 – 0.36 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size.

What are the main specifications of Qewitco A4 Stainless Steel Through-Tapped Self Tapping Thread Insert – China Fastener Exporter?

Type: Common; Material: Stainless Steel; Finish: Zinc Plated; Application: Connection,Fastening; Certification: ISO, CE, ISO9001 CE; Usage: Building, Machinery, Medical, Rocket, Shipping, Chemical. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include surface finishing, customized, finish, packag color and thread standard. Size, thread, length, material and grade, surface finish, head marking, packaging and labels can be quoted to your specification or drawing.

What is the lead time and how is it shipped?

Lead time depends on quantity and customization and is confirmed in your quote. Engineering Hardware & Fasteners checks the goods before dispatch and ships by express, air or sea; mixed orders can be consolidated in one shipment.

Which other thread repair & solid threaded inserts are available?

The Thread Repair & Solid Threaded Inserts category lists 961 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/thread-repair-solid-threaded-inserts/

How we work

Specified, checked and shipped by Engineering Hardware & Fasteners

Engineering Hardware & Fasteners supplies bolts, screws, nuts, washers, anchors, rivets and fastening hardware to equipment makers, contractors, distributors and maintenance teams. Orders go through one controlled process: size, thread, material, grade and finish confirmed, samples approved, dimensions, thread fit and plating checked before packing, then packed for export — standard or made to drawing.

DIN, ISO, ASTM, ANSI, JIS and GB standard parts
Non-standard parts made to your drawing
Dimensions, thread gauges and plating checked before packing
Export cartons and pallets, consolidated mixed orders
Samples available for approval before mass production

More about us → · Request a sample or custom quote →

Request a quote for this product

US$0.024 – 0.36MOQ 1,000 piecesGet a quote WA