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Bulk Supply Industrial Weatherproof Roofing Screw Caps

Updated 2026-11-04 · Markdown version

US$1.205,000–999,999 pieces

US$0.0121,000,000+ pieces

MOQ 5,000 pieces · Final price confirmed in your quote

Material: UV Stabilized Modified Polypropylene
Head Style: Round
Standard: DIN, GB, GOST
Grade: 4.8
Outer Cap Diameter: 19 mm/0.748 Inch
Inner Hexagon Maximum Inner Diameter: 17 mm/0.669 Inch
Outer Diameter of Inner Hex Rim: 10.6 mm/0.417 Inch
Overall Total Height: 6 mm/0.236 Inch

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

Customization	Available
Material	UV Stabilized Modified Polypropylene
Type	Hexagon Head
Groove	Hexagon
Connection	Common Bolt
Head Style	Round
Standard	DIN, GB, GOST
Grade	4.8
Product	Hinged Screw Cover Caps
Outer Cap Diameter	19 mm/0.748 Inch
Inner Hexagon Maximum Inner Diameter	17 mm/0.669 Inch
Outer Diameter of Inner Hex Rim	10.6 mm/0.417 Inch
Inner Hex Across Flats	7 mm/ 0.276 Inch
Overall Total Height	6 mm/0.236 Inch
Cap Wall Thickness	1.18 mm/0.0465 Inch
Fit Screws	#8 #10 #12 #14
Application	Indoor,Outdoor,Roofing
Standard Stock Colors	Pure White,Light Gray,Dark Charcoal Gray,Pure Blac
Transport Package	Bulk in Bag or Box Package
Specification	Small Medium Large
Origin	China
HS Code	3923500000
Production Capacity	10000 T/ Year
Package Size	10.00cm * 10.00cm * 8.00cm
Package Gross Weight	1.250kg
Packing type	1. Bulk packing in wowen bag.
Our popular products include	drywall
MOQ	1 ton each size, sample order is no problem
Category	Roofing & Siding Screws

Technical parameters

Hex Roofing Screw Caps Full Specification Table
Classification	Detailed Information
Product Full Name	Hex Roofing Screw Caps
Core Product Features	1.Hexagonal Inner Cavity, Perfect Fit For Standard Hex Roof Self-Drilling Screw Heads 2. Uv-Stabilized & Anti-Aging, Resist Sun Cracking, Fading And Brittleness Outdoor 3. Full Weatherproof & Waterproof Barrier, Block Rain, Snow, Dew, Salt Mist For Coastal Projects 4. Anti-Corrosion Protection, Isolate Screw Heads From Oxygen & Humidity To Avoid Rust Streaks On Roof Panels 5. Decorative Color Matc
Main Product Materials	1. Standard Plastic Caps: Uv Stabilized Polypropylene (Pp), High Density Polyethylene (Hdpe) 2. Premium Plastic Caps: Uv Modified Nylon (Pa6), Abs Plastic 3. Metal Waterproof Caps: Galvalume Steel, Aluminum Alloy, Galvanized Carbon Steel 4. Optional Auxiliary Seal: EPDM Rubber Inner Gasket For Enhanced Water Sealing
Complete Product Parameters	1. Applicable Screw Hex Size: #8, #10, #12, #14 Hex Tek Screws, Inner Diameter 4.2mm-6.3mm 2. Cap Outer Diameter: 12mm, 14mm, 16mm, 18mm Custom Sizes 3. Cap Height: 8mm-12mm Standard, Adjustable Per Drawing 4. Available Standard Colors: White, Black, Dark Green, Red, Blue, Gray, Beige; Custom Pantone Color Supported 5. Working Temperature Range: -20°C To +80°C 6. Uv Service Lifespan: 8-15 Years Fo
Standard & Custom Packaging	1. Small Retail Pack: 50Pcs / Polybag, 10 Bags Per Small Color Box 2. Wholesale Bulk Pack: 250Pcs-1000Pcs Per Export Carton 3. Carton Specification: 25Kg-30Kg Per Export Carton, 5-Layer Corrugated Export Carton 4. Label Customization: Brand Logo, Item Name, Quantity, Color, Specification Printed On Carton & Bag 5. Outer Shipping Pallet: Standard Wooden Pallet With Stretch Film Wrapping For Sea/Air
Production Cycle	1. Sample Production Lead Time: 3-5 Working Days 2. Mass Production Standard Lead Time: 15-20 Working Days After Receiving Deposit 3. Rush Order Lead Time: 7-10 Working Days (Extra Rush Fee Applicable) 4. Large Tonnage Order: 25-30 Working Days
Minimum Order Quantity (Moq)	1. Stock Standard Color Caps: 10,000 Pieces 2. Custom Color / Custom Size Molding: 50,000 Pieces 3. Metal Galvalume Screw Caps: 1 Ton 4. Sample Moq: 500-1,000 Pieces For Quality Test

Description

Bulk Supply Industrial Weatherproof Roofing Screw Caps is part of our roofing & siding screws range (Screws).

Key details

Type: Hexagon Head
Standard: DIN, GB, GOST
Material: UV Stabilized Modified Polypropylene
Grade: 4.8
Head Style: Round
Groove: Hexagon
Connection: Common Bolt
Application: Indoor,Outdoor,Roofing

Available configurations include material, head style, standard, grade and outer cap diameter. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request.

Ordering through Engineering Hardware & Fasteners

Minimum order is 5,000 pieces at US$0.012 – 1.20 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 Bulk Supply Industrial Weatherproof Roofing Screw Caps?

The listed minimum order is 5,000 pieces, at US$0.012 – 1.20 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$1.20 for 5,000–999,999 pieces; US$0.012 for 1,000,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote.

What are the main specifications of Bulk Supply Industrial Weatherproof Roofing Screw Caps?

Type: Hexagon Head; Standard: DIN, GB, GOST; Material: UV Stabilized Modified Polypropylene; Grade: 4.8; Head Style: Round; Groove: Hexagon. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include material, head style, standard, grade and outer cap diameter. 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 roofing & siding screws are available?

The Roofing & Siding Screws category lists 389 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/screws/roofing-siding-screws/

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$0.012 – 1.20MOQ 5,000 piecesGet a quote WA