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Hardened Steel Black Roofing Screws Indented Hex Wafer Head Self Drilling Screws
US$0.03
1,000-4,999 Pieces
US$0.025
5,000-9,999 Pieces
US$0.02
10,000-19,999 Pieces
US$0.01
20,000+ Pieces
Sample price:US$50.00/piece.Request sample
Product profile
Customization
AvailableMaterial
Carbon SteelType
Hexagon HeadModel NO.
21-3Groove
No GrooveConnection
Common BoltHead Style
HexagonalStandard
DIN, GBGrade
4.8/8.8/10.9Product Name
Indented Hex Washer Head Self Drilling ScrewsColor
BlackSize
St2.9-St6.3Samples
YesDelivery Time
7-15 WorkdaysFinish
Black Oxide or GalvanizedMeasurement System
MetricApplication
Kitchen Screw, Marine Screw, Outdoor, Window ScrewCertificate
ISO;SGS; RoHS;CE;ISO9001Transport Package
25~30kgs/CTN, Then Pallet PackedSpecification
ST2.9-ST6.3Trademark
IngksOrigin
ChinaHS Code
7318150000Production Capacity
500 Tons/MonthKey features
Self-Drilling Design: Indented hex washer head allows direct drilling into metal without pre-drilling.
High Strength Grades: Available in 4.8, 8.8, and 10.9 grades for various load requirements.
Corrosion Resistance: Black oxide or galvanized finish protects against rust and environmental damage.
Customizable Options: Supports custom drawings and requirements for specific project needs.
International Certifications: Certified by ISO, SGS, RoHS, and CE for quality assurance.
Free Sample Service: Free samples provided for quality check (buyer pays shipping).
Company profile
Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤4.05h
About Our Factory & Business Background
AddressNo.100, Yanxin Road,Huishan District, Wuxi City,Jiangsu Province,China. P.C.214174
Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: one month
Our Production Capability & Technical Expertise
Main ProductsFasteners, Springs, Indexing Plunger, Quick Release Pin, Screw Stainless Steel, Wood Insert Nut, Clevis Pin, Wood Screw, Torx Screw, Self Drilling Screw
Our Industry Experience & Global Business Record
Main MarketsNorth America, South America, Eastern Europe, Oceania, Western Europe
Product Q&A
Q:What is the delivery time?
A:
It depends on your order quantity. Usually, we need 20-40 days for one container, and we will ship your goods on time.
Q:What are the payment terms?
A:
TT and LC are the preferred payment terms. For low-value sample orders, PayPal and Western Union are accepted.
Q:How do you ensure product quality?
A:
We have a special quality inspection department with strict production and inspection processes for each product, backed by international quality certifications.
Q:Do you provide samples?
A:
Yes, we can ship free samples for quality check, but the buyer needs to pay for the shipping costs.
Q:Is customized service available?
A:
Yes, we can produce products according to your specific drawings and requirements.
Send Inquiry
*To:
Wuxi Ingks Metal Parts Co., Ltd.
Wuxi Ingks Metal Parts Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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