What standards do your screws meet?

Our screws comply with DIN, GB, ANSI, BSW, JIS, and GOST standards, and we can produce according to American or German standards.

What is the warranty period for these products?

We provide quality assurance with pre-production samples and final inspections before shipment to ensure high quality and stable features.

M5X5mm 30mm 55mm Flat Head Black Chicago Screws for Book Handbag Binding

Name: M5X5mm 30mm 55mm Flat Head Black Chicago Screws for Book Handbag Binding
Brand: Tianjin Spider Impex Co., Ltd.
SKU: 1954871742

Tianjin, ChinaTianjin Spider Impex Co., Ltd.

US$0.01-0.14

5,000 Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Round Head

Model NO.

Chicago Screws

Groove

Slotted

Connection

Common Bolt

Head Style

Round

Standard

DIN, GB, ANSI, BSW, JIS, GOST

Grade

4.8

Product Name

Chicago Screw Binding Post Screw

Application

Leather Bag, Belt, Book, Photo Album

Groove Type

Flat Smooth and Slotted Round Mushroom

Diameter of Head

9.5mm to 10mm or as Request

Diameter of Female Screw

5mm or as Request

Length of Female Screw

2mm-150mm or as Request

Diameter of Male Screw

4mm or as Request

Length of Male Screw

3.5mm, 4mm, 7.5mm

Packing

Small Bag+ Carton or as Request

MOQ

5000 PCS

Delivery

15days

Customized Surface Treatment

Brass, Black, Nickel, Copper Plated

Customized Material

Iron, Stainless Steel, Brass, Copper

Transport Package

Small Box/Bag+Carton

Specification

Trademark

OEM

Origin

China

HS Code

8308100000

Production Capacity

2000/Month

Key features

Customizable Dimensions: Female screw length 2mm-150mm, male screw length 3.5mm-150mm, and head diameter adjustable as requested.

Material & Color Options: Available in Iron, Stainless Steel, Brass, Copper, or Plastic with Nickel, Brass, Copper, or Black plating.

Versatile Application: Ideal for binding books, leather bags, belts, photo albums, and securing official papers or files.

High Quality Craftsmanship: Smooth surface with no burrs, high-density cutting technology, and rust-resistant plating options.

Multiple Head Styles: Choose from Flat, Flat Chamfered, Mushroom, or Round head styles with various groove types.

Professional Manufacturer: Over 10 years of experience with 150 sets of production equipment and strict quality control.

Fast Delivery: Standard delivery within 15 days for regular items, ensuring timely supply for your projects.

Global Service Support: 24-hour response time for warranty claims and support in English, Chinese, and Spanish.

Company profile

Tianjin Spider Impex Co., Ltd.

Tianjin, China

Business Type: Manufacturer/FactoryExport Year: 2017-12-04Nearest Port: TIANJINAverage Response Time: ≤2.58hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA, EXW

AI-Powered supplier vetting

SummaryTianjin Spider Impex Co., Ltd. is a China-based limited company identified as both a manufacturer/factory and a trading company, supplying dental consumables, equipment, and related products. It reports ISO 9001 certification, three production lines, 6–10 quality-control staff, and 6–10 years of R&D engineer experience. The supplier serves broad international markets, with 71%–90% of sales reportedly from exports, and is located near Tianjin port. It states that it provides after-sales service, stable supply, and quality control, but these claims are not independently substantiated in the provided information. Production lead time is stated as within 15 working days off-peak and 2–3 months during peak periods. Evidence of customer activity is limited to two recorded transactions, each associated with one buyer.

Supplier typeThe supplier is identified as a limited company in China and is variously classified as a manufacturer/factory and a trading company. Its stated business scope covers dental materials, consumables, laboratory equipment, orthodontic products, and related goods.

CertificationsThe supplier reports holding ISO 9001 certification and also mentions TUV Rheinland and CCIC trademarks or authorizations. The provided slices do not include certificate numbers, validity dates, or verification details, but they do provide explicit evidence of reported certification and authorization.

After-Sales capabilityThe supplier explicitly presents efficient after-sales service as a company tenet and states that it is responsible for after-sales work for consumables and equipment products. However, no staffing, service process, response-time, or customer-performance evidence is provided.

Production capacityThe supplier reports three production lines, 6–10 quality-control staff, ISO 9001 certification, and stable supply and quality control. It states an off-peak lead time within 15 working days, while peak-season fulfillment may require 2–3 months, indicating documented production capacity but substantial peak-season variability.

Client casesThe supplier states that its disposable dental apparatus are sold across multiple international regions, and its reported export markets span South America, Europe, the Middle East, North America, Asia, Oceania, and Africa. Trade records show two transactions involving Natural8 Dental Laboratory Inc. and Dento Correct, but the documented customer and transaction sample is limited.

Product Q&A

Q:What materials are available for these binding post screws?

We offer Iron with Plating, Steel, Stainless Steel, Aluminum, Brass, Copper, and Plastic options.

Q:Can I customize the size and color of the screws?

Yes, we support customization for color (Nickel, Brass, Copper, Black, etc.) and size (length and diameter) with a MOQ of 50,000 pcs for custom specs.

Q:What is the minimum order quantity (MOQ) for standard items?

The MOQ for standard stock items is 5,000 pcs. Customized colors, materials, or sizes require a MOQ of 50,000 pcs.

Q:How long is the delivery time?

Standard delivery takes 15 days. Off-season lead time is within 15 workdays, while peak season may take one month.

Q:What payment terms do you accept?

We accept T/T, L/C at sight, PayPal, Western Union, and Money Gram in USD, EUR, or CNY.