Tamper-Proof Self-Drilling Screw - Black Oxide Coated, Industrial Security

Name: Tamper-Proof Self-Drilling Screw - Black Oxide Coated, Industrial Security
Brand: Tianjin Longshi Fasteners Co., Ltd.
SKU: 2101678832

Tianjin, ChinaTianjin Longshi Fasteners Co., Ltd.

US$0.05

10,000-49,999 Pieces

US$0.04

50,000-99,999 Pieces

US$0.01

100,000+ Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel/Stainless Steel/Alloy Steel

Shape of Head

Round

Surface Finishing

Black/Zinc,Yzp,Bzp,HDG,Plain

Delivery

5-10 Days in Stock, 10-30 Days Not in Stock

Head Type

Pan, Truss, Flat, Round, Hex, Cheese, Binding, Csk

Thread

Fine Thread, Coarse Thread

Size

Customized

Transport Package

Plastic Bags+Cartons+Pallets, or Customlized

Specification

as Request

Trademark

LS or Customized

Origin

Hebei, China

HS Code

731814

Production Capacity

50 Million Tons/Month

Key features

Integrated Drill Tip: Penetrates steel, aluminum, or wood directly without pre-drilling.

Customized Sizes: Available in customized dimensions ranging from 3.5 to 150 mm.

Multiple Material Options: Carbon steel, stainless steel (304/316), and alloy steel available.

Versatile Surface Finishes: Black, Zinc, Yzp, Bzp, HDG, and Plain finishes offered.

Diverse Head Types: Pan, Truss, Flat, Round, Hex, Cheese, Binding, and Csk heads.

Low MOQ Policy: Minimum order of 100 pieces with no price premium for small orders.

Free Technical Support: Dedicated 1v1 engineer team for installation guidance and design.

High Stock Availability: Stockout rate under 0.1% with free upgraded alternatives if needed.

Company profile

R&D CapabilitiesStandardized quality controlFlexible CustomizationHigh Repeat Buyers Choice

Tianjin Longshi Fasteners Co., Ltd.

Tianjin, China

CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 year CertifiedNearest Port: Tianjin PortAverage Response Time: ≤2.30h CertifiedTerms of Payment: LC, T/T, D/P, etc.

About Our Factory & Business Background

Address12f Block C, Junlong Square, Heping District, Tianjin, China

Plant Area20 square meters

Number of Employees4

Registered Capital1,000,000 RMB

International Commercial Terms(Incoterms)CIF, FOB, CFR, EXW

Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays

Minimum Order Quantity1000 pcs

Supply Chain Partners20

Our Production Capability & Technical Expertise

Main ProductsScrew, Bolts, Nuts, Nails, Tapping Screw, Hexagon Head Bolts, Round Head Bolts, Countersunk Bolts, Double End Studs, Rivets

QA/QC inspectors1 people

Inspection Type for Finished ProductsRandom inspection(Visual inspection & Function inspection)

Inspection Method for Finished ProductsHave instructions and uniformly followed

R&D Engineers1 people

Traceability of Raw MaterialsYes

Our Industry Experience & Global Business Record

Year of Establishment2024-09-02

Main MarketsNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe

Repeat Buyers Choice50%~80%

Number of Foreign Trading Staff2

Overseas Agent/BranchNo

New Products Launched in Last yearNo

Our Certifications, Standards & Industry Recognition

Cooperated with Fortune 500No

Product Q&A

Q:What is your minimum order quantity (MOQ)? Do you charge extra for small orders?

100 pieces MOQ (most peers require 1,000+), no price premium for small orders. First-time customers for cross-border e-commerce/trade get free samples.

Q:Do you support custom orders? How long does the customization process take?

Longshi Advantage: 8-dimensional customization (material, specification, surface treatment, etc.), with 3D design drawings + process plans.

Q:What if an item is out of stock?

Stockout rate <0.1% (peers: 10+%), with real-time inventory monitoring. For extreme stockouts, free upgraded alternatives are provided (peers often leave clients waiting indefinitely).

Q:Do you provide technical support, such as installation guidance or drawing optimization?

Dedicated 1v1 engineer team offering free technical support.

Q:Can I visit your factory or arrange a factory audit?

Support online factory tours (real-time video of production lines/laboratories) and offline visits (pick-up service available).