Powered by Made-in-China.com
Carbon Steel Black Sems Combination Screws Pre-Assembled with Flat Washer
US$0.01-2.00
100 Pieces
Sample price:US$1.00/piece.Request sample
Product profile
Customization
AvailableMaterial
Stainless SteelType
Pan HeadModel NO.
M2/M2.5/M3.5/M4/M5/M6/M8Groove
FlowerConnection
Common BoltHead Style
RoundStandard
DINGrade
aProduct Name
Black Sems Combination ScrewsSurface Finish
Black OxideWasher Type
Flat Washer + Spring Washer (Pre-Assembled)Thread Sizes Available
M2, M2.5, M3, M4, M5, M6, M8Head Styles Available
Pan Head, Hex Head, Hex Socket Cap (Customizable)Drive Types
Phillips, Slotted, Hex Socket, Combination (CustomApplication
Cabinet, Machinery, Electronic Equipment AssemblyTransport Package
Cartons&Pallets or According to Customer's RequireSpecification
M2/M2.5/M3.5/M4/M5/M6/M8Trademark
LianmengOrigin
GuangdongKey features
Anti-Corrosion Material: Made from 304 Stainless Steel, offering excellent rust-proof and anti-corrosion properties.
Global Shipping Options: Tracked shipping to EU (5-7 days), APAC (10-15 days), and North America (7-12 days).
Free Sample Policy: Free samples for standard products (up to 10 pcs); customized sample fees refundable on bulk orders.
OEM/ODM Support: Direct factory supporting OEM/ODM services with independent R&D and production lines.
Strict Quality Control: 100% inspection for finished products including visual and function checks with full traceability.
Wide Application Range: Suitable for electronic equipment, marine, chemical, construction, and automotive industries.
Flexible Payment Terms: Accepts T/T, L/C, D/P, PayPal, and Western Union; 30% deposit for large orders.
Damage Replacement: Free replacements provided for any items damaged during shipping transit.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 2 Years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤0.25h
AI-Powered supplier vetting
SummaryThe supplier is a trade company based in Dongguan, China, with experience in R&D and customization services. They have a solid R&D capability with new product development in the past year and provide ODM services. The company lacks financial transparency and has no contracts with subcontractors. Their production capability includes one production line, and they offer comprehensive after-sales services with a focus on compliance certifications. However, they do not have OEM capabilities for popular brands and lack SDK availability. The supplier has a small team for export trade and provides flexible customization options.
CertificationsThe supplier can provide support for compliance certifications such as CE/RoHS.
After-Sales capabilityThe supplier offers comprehensive after-sales service and has stable delivery times.
Financial creditThe supplier lacks transparency in financial data with zero reported operating revenue, cost, gross profit, and operating profit from the last year.
R&D capabilityThe supplier has a notable R&D capability with new product development and employs 6 to 10 R&D engineers.
Customization capabilityThe supplier offers flexible customization services, including full and minor customization from samples and designs.
Product Q&A
Q:Why choose your company?
A:
Founded in 2016, we are a professional fastener manufacturer with over 10 years of experience, offering strict quality control, competitive pricing, and reliable after-sales service.
Q:What are your main products?
A:
We produce CNC machined parts, standard and customized nuts, screws (self-tapping, self-drilling, drywall, wood), bolts, washers, and other fastener products.
Q:Are you a manufacturer or trading company?
A:
We are a direct manufacturing factory with independent production lines, R&D, and quality control teams, supporting OEM/ODM services.
Q:How long is the delivery time?
A:
For conventional products, lead time is 7-15 working days. For customized CNC parts or large orders, time depends on the production schedule.
Q:Do you provide free samples?
A:
Yes, free samples for most standard products (up to 10 pieces). Customized samples may have a small fee, refundable upon placing a formal bulk order.
Send Inquiry
*To:
Dongguan Lianmeng Metal Technology Co.,Ltd
Dongguan Lianmeng Metal Technology Co.,Ltd*Content:
Supplier replies will be sent to your registered email
You may also like
M4 M5 M6 Carbon Steel Three Combination Cross Recessed Hexagon Allen Cap Machine Sems Screws with Washer
US$0.01-0.05
1,000 Pieces(MOQ)
China Factory Custom Pan Head Combination Stainless Steel 410/304/316 Sem Screws with Falt and Spring Washer
US$0.005-0.015
10,000 Pieces(MOQ)
High Quality Pan Head with External Teeth Washer Screw Non-Slip Two Combination Screw
US$0.01-0.10
1,000 Pieces(MOQ)
Hexagon Socket Round Head Combination Screws with Spring Washers
US$0.01-0.18
1 Piece(MOQ)
Threaded Screw with Nuts Washers Black Steel Screw in Inch Metric Measurement
US$1.99
5,000 pieces(MOQ)
Sems Screw 304 Stainless Steel Hexagon Socket Round Head Pre-Assembled Screw with Dual Washers Hardware Fitting
US$0.01-5.00
1,000 Pieces(MOQ)
Wholesale Black Three M4*8 Flat Washers Stainless Steel Button Head Hexagon Socket Combined Screw
US$0.01-0.05
1,000 Pieces(MOQ)
Stainless Steel Pan Head Sems Screw DIN7985 Machine Screw with Square Washer
US$0.001-0.10
1,000 Pieces(MOQ)
Pan Cross Recessed Head Combined Sems Screws with Flat Washer Spring Washer
US$0.01-0.20
10,000 Pieces(MOQ)
Phillips Pan Head Sems Screw 8-32 X 1/2 Machine Screw with Captive Spring and Flat Washer Pre-Assembly
US$0.002-0.005
10,000 Pieces(MOQ)
SS304 SS316 DIN933 Sems Screw Hex Bolt Combination Bolt Screws and Nut with Washer
US$0.018-0.132
10,000 Pieces(MOQ)
Cheap Price Stainless Steel Pan Head Sems Screw Machine Screw Self Tapping Screw with Square Lock Washer Assembly
US$0.001-0.10
1,000 Pieces(MOQ)
DIN7504K Carbon Steel Hexagon Flange Self Drilling Screw with EPDM Washer
US$0.01
1,000 Pieces(MOQ)
GB9074.4 Compliant Pre-Assembled Pan Head Screw, Flat Washer, Spring Washer
US$0.01-0.50
1,000 Pieces(MOQ)
M2-M10 Flat Spring Washer Round Cross Head Carbon Steel Three Combination Screw
US$0.0075-0.008
10,000 Pieces(MOQ)
M3 M4 Mini Micro Small Slotted Black Countersunk Head Cross Flat Self-Tapping Screws Carbon Steel Screws
US$0.0006-0.0007
10,000 Pieces(MOQ)
Fastener Convex End Cross Recessed Hexagonal Head Flat Spring Washer Bolt Hexagonal Carbon Steel Combination Screw
US$0.005-0.015
10,000 Pieces(MOQ)
304 Stainless Steel Phillips Hex Head Combination Screw with Double Washers
US$0.01-0.10
10,000 Pieces(MOQ)
Malaxy Combination Machine Screw Hex Socket Button Head Sems Screw with Washer DIN7380
US$0.01-0.03
1 Piece(MOQ)



















