what is the diameter of the washer?

1” and they work fine as we have had several heavy rains and no indications of any leaks.

Wood Screws For Multiwall Polycarbonate 100 Bag

Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Help Track order

Account Cart

Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Help Track order

Account Cart

VT29115

Duties & taxes included

In stock

Sold byAmazon VanuatuDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Vanuatu.

Secure transaction

Description

🔧 Screw it right, seal it tight — the pro’s choice for polycarbonate projects!

ULTIMATE WEATHERPROOF SEAL - EPDM neoprene washers provide superior waterproofing and durability, protecting your structure from the elements.
ROBUST WOOD FRAME COMPATIBILITY - Designed specifically for wood structures, delivering maximum grip and long-lasting stability.
BULK PACK FOR PRO LEVEL PROJECTS - 100 screws per bag means you’re always ready for large-scale installations or last-minute fixes without running out.
HEX DRIVE FOR EFFORTLESS INSTALLATION - External hex drive system allows quick, slip-free fastening with standard tools—save time and energy.
PRECISION ENGINEERED FOR POLYCARBONATE - Screw directly through multiwall polycarbonate panels with ease, ensuring a flawless fit every time.

Conleys’ #9 x 1-1/2" wood screws come in a convenient 100-count bag, featuring EPDM neoprene sealing washers for waterproof fastening of multiwall polycarbonate sheets to wood frames. With a durable alloy steel build, fully threaded UNC design, and an external hex drive, these screws ensure reliable, weather-resistant installations ideal for professional and DIY applications.

Specifications

Asin	B013XIW35K
Best Sellers Rank	#81,565 in Industrial & Scientific (See Top 100 in Industrial & Scientific) #618 in Wood Screws
Brand	Conleys
Color	3079-11.20SJ-79392
Compatible Groove Diameter	0.13 inches
Customer Reviews	4.7 4.7 out of 5 stars (22) 4.7 out of 5 stars
Drive System	External Hex
Exterior Finish	Rubber
Fastener Size	#9
Fastener Type	Wood Screws
Finish Types	Rubber Coated
Head Type	Flat
Manufacturer	Conleys
Material Type	Polycarbonate
Metal Type	Alloy Steel, Stainless Steel
Model	S9970033
Number Of Items	100
Number Of Packs	1
Number Of Pieces	100
Part Number	S9970033
Screw Head Style	Flanged Hex
Screw Point Style	Type G Point
Set Name	Multiwall Polycarbonate Screws Set
Set Screw Thread Type	Unified National Coarse (UNC)
Size Name	3079-11.20SJ-79392
Thread Class	standard
Thread Coverage	Fully Threaded
Thread Size	#9
Thread Style	Right Hand, Unified Coarse
Thread Type	Unc
Unit Count	100 Count

Reviews

User

Expensive

Price. Is little stout!

23.06.2023

User

Works as expected

Great screws for polycarbonate multiwall paneling, just don’t over tighten or else panel will start to cave.

2.06.2019

User

Quality

Nail polycarbonate sheets

11.12.2020

User

greenhouse screw

good

9.11.2019

User

Washers are smaller

Washers are smaller than what is shown on product photo. Not thrilled about this.

2.04.2025

User

Five Stars

Just what i needed.

4.07.2018

User

Five Stars

perfect

16.03.2018

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days ago

Suresh K.

Very impressed with the quality and fast delivery. Will shop here again.

4 days ago

View all Trustpilot reviews

VT29115

Duties & taxes included

In stock

Sold byAmazon VanuatuDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Vanuatu.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days ago

Sneha T.

Received my product in pristine condition. Great service overall.

1 month ago

View all Trustpilot reviews

Wood Screws for Multiwall Polycarbonate, 100/bag

Details

Details

Description

Specifications

Reviews

Common Questions