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

Polished Stainless Steel 304 316 Decorative Coach Insert Screws Fine Thread Long Neck Carriage Bolts

Updated 2026-11-04 · Markdown version

Model no. Din 603 carriage bolt

US$0.0968,000–19,999 pieces

US$0.08420,000–49,999 pieces

US$0.07250,000+ pieces

MOQ 8,000 pieces · Final price confirmed in your quote

Head Style: Round
Standard: DIN, ANSI, GB, JIS, BSW, GOST
Grade: 10.9
Finish: Passivation
Package Size: 6.00cm * 2.00cm * 3.00cm
Material: Stainless Steel

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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.	Din 603 carriage bolt
Connection	Common Bolt
Head Style	Round
Standard	DIN, ANSI, GB, JIS, BSW, GOST
Grade	10.9
Application	Machinery, Chemical Industry, Building
Finish	Passivation
Transport Package	25kg
Specification	BULK IN 25KGS CARTON/ PALLET
Origin	Shagnhai
HS Code	7318150000
Production Capacity	1000 Tonnes/Month
Package Size	6.00cm * 2.00cm * 3.00cm
Package Gross Weight	0.300kg
Customization	Available
Material	Stainless Steel
Type	Round Head
Shipping Cost	Contact the supplier about freight and estimated delivery time.
Carbon steel	Q235, A36, A572, C1006, C1008, C1010, C1018, C1018A, C1022, C1035K, C1045K, 12L14.etc
Stainless steel	253MA,SS201,202,301,302,303,304,304L,309,310S,314,316,316L,316Ti,317L,321,347,410,416,420,430,435,904
Aluminum	AL6061, AL6063, 7075 etc.
Titanium or titanium alloy	TAD, TA1-TA8, TB2, TC1-TC10 etc.
Brass	C36000, C37700, C38500, C26800, C21000, C3602, C3604, H59, H62, H65, H68, H70, H90, etc.
Alloy steel	SCM435,10B21,40Cr, C10B33
Precipitation hardening steel	17-7PH
Urea steel	724L, 725LN
Superalloy	GH4169, GH4145, GH2132
Nickel Alloy	Nickel 200, Nickel 201
Non-metallic	Zirconia Ceramic, PFA, Polypropylene, PVDF, polyphenylene sulfide, Polycarbonate, PEI, PTFE, PEEK, PVC, fiberglass, PA66 nylon, POM, Polyethylene.
Duplex Stainless Steel	S32750, S32760, S2205, S2507,F51, F53, F55, F60, F61, 2205
Steel	C15, C35, C45(K1045), S45C, C46(K1046), C20, etc
Iron	12L13,12L14,12L15 etc.
Corrosion-resistant alloy	XM-19, C4, Alloy20, Alloy28, Alloy31, 904L, 318
Copper	Brass, Phosphor bronze, Silicon bronze, Red copper, Beryllium copper and Copper etc.
Bronze	C51000, C52100, C54400, etc.
Category	Thread Repair & Solid Threaded Inserts

Technical parameters

Product name	Polished Stainless Steel 304 316 Decorative Coach Insert Screws Fine Thread Long Neck Carriage Bolts
Standard	ANSI/ASME B18.5, DIN603, ISO 8677
Thread	UNC, UNF, UNEF, Metric thread, Inch thread, Full thread, Half thread, Coarse thread, Fine thread
Grade	4.8, 6.8, 8.8, 10.9, 12.9, A2-70, A2-80, A4-70, A4-80
Size	M5, M6, M8 , M10, M12, M14, M16, M18, M20, 3/8"--7/8"
Length	10mm-300mm or non-standard as request&design
Finish	Zinc Plated, HDG ,Black ,Bright,GOEMET
Packing	bulk in cartons (25kg Max.)+wood Pallet or according to customer special demand
Leading Time	20-30 days or based on order required

Description

Polished Stainless Steel 304 316 Decorative Coach Insert Screws Fine Thread Long Neck Carriage Bolts is part of our thread repair & solid threaded inserts range (Threaded Inserts & Clinch Fasteners).

Key details

Type: Round Head
Standard: DIN, ANSI, GB, JIS, BSW, GOST
Material: Stainless Steel
Grade: 10.9
Head Style: Round
Finish: Passivation
Connection: Common Bolt
Application: Machinery, Chemical Industry, Building

Available configurations include head style, standard, grade, finish and package size. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request.

Ordering through Engineering Hardware & Fasteners

Minimum order is 8,000 pieces at US$0.072 – 0.096 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 Polished Stainless Steel 304 316 Decorative Coach Insert Screws Fine Thread Long Neck Carriage Bolts?

The listed minimum order is 8,000 pieces, at US$0.072 – 0.096 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size.

How does the price change with quantity?

Volume pricing: US$0.096 for 8,000–19,999 pieces; US$0.084 for 20,000–49,999 pieces; US$0.072 for 50,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote.

What are the main specifications of Polished Stainless Steel 304 316 Decorative Coach Insert Screws Fine Thread Long Neck Carriage Bolts?

Type: Round Head; Standard: DIN, ANSI, GB, JIS, BSW, GOST; Material: Stainless Steel; Grade: 10.9; Head Style: Round; Finish: Passivation. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include head style, standard, grade, finish and package size. 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$0.072 – 0.096MOQ 8,000 piecesGet a quote WA